diff --git a/Plugins/BridgeJS/Sources/BridgeJSCore/ExportSwift.swift b/Plugins/BridgeJS/Sources/BridgeJSCore/ExportSwift.swift
index 5b0105bf..dd28397d 100644
--- a/Plugins/BridgeJS/Sources/BridgeJSCore/ExportSwift.swift
+++ b/Plugins/BridgeJS/Sources/BridgeJSCore/ExportSwift.swift
@@ -800,7 +800,7 @@ struct StackCodegen {
         switch type {
         case .string:
             return "String.bridgeJSLiftParameter(_swift_js_pop_param_int32(), _swift_js_pop_param_int32())"
-        case .int:
+        case .int, .uint:
             return "Int.bridgeJSLiftParameter(_swift_js_pop_param_int32())"
         case .bool:
             return "Bool.bridgeJSLiftParameter(_swift_js_pop_param_int32())"
@@ -873,7 +873,7 @@ struct StackCodegen {
         case .string:
             return
                 "Optional<String>.bridgeJSLiftParameter(_swift_js_pop_param_int32(), _swift_js_pop_param_int32(), _swift_js_pop_param_int32())"
-        case .int:
+        case .int, .uint:
             return "Optional<Int>.bridgeJSLiftParameter(_swift_js_pop_param_int32(), _swift_js_pop_param_int32())"
         case .bool:
             return "Optional<Bool>.bridgeJSLiftParameter(_swift_js_pop_param_int32(), _swift_js_pop_param_int32())"
@@ -945,7 +945,7 @@ struct StackCodegen {
                 "var __bjs_\(raw: varPrefix) = \(raw: accessor)",
                 "__bjs_\(raw: varPrefix).withUTF8 { ptr in _swift_js_push_string(ptr.baseAddress, Int32(ptr.count)) }",
             ]
-        case .int:
+        case .int, .uint:
             return ["_swift_js_push_int(Int32(\(raw: accessor)))"]
         case .bool:
             return ["_swift_js_push_int(\(raw: accessor) ? 1 : 0)"]
@@ -1052,7 +1052,7 @@ struct StackCodegen {
                 "var __bjs_str_\(raw: varPrefix) = \(raw: unwrappedVar)",
                 "__bjs_str_\(raw: varPrefix).withUTF8 { ptr in _swift_js_push_string(ptr.baseAddress, Int32(ptr.count)) }",
             ]
-        case .int:
+        case .int, .uint:
             return ["_swift_js_push_int(Int32(\(raw: unwrappedVar)))"]
         case .bool:
             return ["_swift_js_push_int(\(raw: unwrappedVar) ? 1 : 0)"]
@@ -1643,6 +1643,7 @@ extension BridgeType {
         switch self {
         case .bool: return "Bool"
         case .int: return "Int"
+        case .uint: return "UInt"
         case .float: return "Float"
         case .double: return "Double"
         case .string: return "String"
@@ -1687,7 +1688,7 @@ extension BridgeType {
     func liftParameterInfo() throws -> LiftingIntrinsicInfo {
         switch self {
         case .bool: return .bool
-        case .int: return .int
+        case .int, .uint: return .int
         case .float: return .float
         case .double: return .double
         case .string: return .string
@@ -1739,7 +1740,7 @@ extension BridgeType {
     func loweringReturnInfo() throws -> LoweringIntrinsicInfo {
         switch self {
         case .bool: return .bool
-        case .int: return .int
+        case .int, .uint: return .int
         case .float: return .float
         case .double: return .double
         case .string: return .string
diff --git a/Plugins/BridgeJS/Sources/BridgeJSCore/ImportTS.swift b/Plugins/BridgeJS/Sources/BridgeJSCore/ImportTS.swift
index 8a6ad930..9e5575c4 100644
--- a/Plugins/BridgeJS/Sources/BridgeJSCore/ImportTS.swift
+++ b/Plugins/BridgeJS/Sources/BridgeJSCore/ImportTS.swift
@@ -866,7 +866,7 @@ extension BridgeType {
     func loweringParameterInfo(context: BridgeContext = .importTS) throws -> LoweringParameterInfo {
         switch self {
         case .bool: return .bool
-        case .int: return .int
+        case .int, .uint: return .int
         case .float: return .float
         case .double: return .double
         case .string: return .string
@@ -960,7 +960,7 @@ extension BridgeType {
     ) throws -> LiftingReturnInfo {
         switch self {
         case .bool: return .bool
-        case .int: return .int
+        case .int, .uint: return .int
         case .float: return .float
         case .double: return .double
         case .string: return .string
diff --git a/Plugins/BridgeJS/Sources/BridgeJSLink/BridgeJSLink.swift b/Plugins/BridgeJS/Sources/BridgeJSLink/BridgeJSLink.swift
index 794637d9..4e2c9f86 100644
--- a/Plugins/BridgeJS/Sources/BridgeJSLink/BridgeJSLink.swift
+++ b/Plugins/BridgeJS/Sources/BridgeJSLink/BridgeJSLink.swift
@@ -3401,7 +3401,7 @@ extension BridgeType {
             return "void"
         case .string:
             return "string"
-        case .int:
+        case .int, .uint:
             return "number"
         case .float:
             return "number"
diff --git a/Plugins/BridgeJS/Sources/BridgeJSLink/JSGlueGen.swift b/Plugins/BridgeJS/Sources/BridgeJSLink/JSGlueGen.swift
index c0282cd3..cf091930 100644
--- a/Plugins/BridgeJS/Sources/BridgeJSLink/JSGlueGen.swift
+++ b/Plugins/BridgeJS/Sources/BridgeJSLink/JSGlueGen.swift
@@ -149,6 +149,15 @@ struct IntrinsicJSFragment: Sendable {
         }
     )
 
+    /// Convert signed Int32 to unsigned for UInt values
+    static let uintLiftReturn = IntrinsicJSFragment(
+        parameters: ["value"],
+        printCode: { arguments, scope, printer, cleanupCode in
+            return ["\(arguments[0]) >>> 0"]
+        }
+    )
+    static let uintLiftParameter = uintLiftReturn
+
     static let stringLowerParameter = IntrinsicJSFragment(
         parameters: ["value"],
         printCode: { arguments, scope, printer, cleanupCode in
@@ -519,7 +528,7 @@ struct IntrinsicJSFragment: Sendable {
                 case .bool:
                     printer.write("const \(resultVar) = \(JSGlueVariableScope.reservedStorageToReturnOptionalBool);")
                     printer.write("\(JSGlueVariableScope.reservedStorageToReturnOptionalBool) = undefined;")
-                case .int:
+                case .int, .uint:
                     printer.write("const \(resultVar) = \(JSGlueVariableScope.reservedStorageToReturnOptionalInt);")
                     printer.write("\(JSGlueVariableScope.reservedStorageToReturnOptionalInt) = undefined;")
                 case .float:
@@ -651,7 +660,7 @@ struct IntrinsicJSFragment: Sendable {
                     printer.write(
                         "bjs[\"swift_js_return_optional_bool\"](\(isSomeVar) ? 1 : 0, \(isSomeVar) ? (\(value) ? 1 : 0) : 0);"
                     )
-                case .int:
+                case .int, .uint:
                     printer.write(
                         "bjs[\"swift_js_return_optional_int\"](\(isSomeVar) ? 1 : 0, \(isSomeVar) ? (\(value) | 0) : 0);"
                     )
@@ -937,7 +946,7 @@ struct IntrinsicJSFragment: Sendable {
                     )
                     printer.write("\(JSGlueVariableScope.reservedSwift).memory.release(\(value));")
                     printer.write("\(targetVar) = String(\(objectLabel));")
-                case .int:
+                case .int, .uint:
                     printer.write("\(targetVar) = \(value) | 0;")
                 case .bool:
                     printer.write("\(targetVar) = \(value) !== 0;")
@@ -1121,7 +1130,7 @@ struct IntrinsicJSFragment: Sendable {
                 case .string:
                     printer.write("\(JSGlueVariableScope.reservedStorageToReturnString) = \(result);")
                     printer.write("return;")
-                case .int:
+                case .int, .uint:
                     printer.write("\(JSGlueVariableScope.reservedStorageToReturnOptionalInt) = \(result);")
                     printer.write("return;")
                 case .bool:
@@ -1370,7 +1379,7 @@ struct IntrinsicJSFragment: Sendable {
     /// Returns a fragment that lowers a JS value to Wasm core values for parameters
     static func lowerParameter(type: BridgeType) throws -> IntrinsicJSFragment {
         switch type {
-        case .int, .float, .double, .bool, .unsafePointer: return .identity
+        case .int, .uint, .float, .double, .bool, .unsafePointer: return .identity
         case .string: return .stringLowerParameter
         case .jsObject: return .jsObjectLowerParameter
         case .swiftHeapObject:
@@ -1414,6 +1423,7 @@ struct IntrinsicJSFragment: Sendable {
     static func liftReturn(type: BridgeType) throws -> IntrinsicJSFragment {
         switch type {
         case .int, .float, .double: return .identity
+        case .uint: return .uintLiftReturn
         case .bool: return .boolLiftReturn
         case .string: return .stringLiftReturn
         case .jsObject: return .jsObjectLiftReturn
@@ -1460,6 +1470,7 @@ struct IntrinsicJSFragment: Sendable {
     static func liftParameter(type: BridgeType, context: BridgeContext = .importTS) throws -> IntrinsicJSFragment {
         switch type {
         case .int, .float, .double: return .identity
+        case .uint: return .uintLiftParameter
         case .bool: return .boolLiftParameter
         case .string: return .stringLiftParameter
         case .jsObject: return .jsObjectLiftParameter
@@ -1560,7 +1571,7 @@ struct IntrinsicJSFragment: Sendable {
     /// Returns a fragment that lowers a JS value to Wasm core values for return values
     static func lowerReturn(type: BridgeType, context: BridgeContext = .importTS) throws -> IntrinsicJSFragment {
         switch type {
-        case .int, .float, .double: return .identity
+        case .int, .uint, .float, .double: return .identity
         case .bool: return .boolLowerReturn
         case .string: return .stringLowerReturn
         case .jsObject: return .jsObjectLowerReturn
@@ -1909,7 +1920,7 @@ struct IntrinsicJSFragment: Sendable {
                     return []
                 }
             )
-        case .int:
+        case .int, .uint:
             return IntrinsicJSFragment(
                 parameters: ["value"],
                 printCode: { arguments, scope, printer, cleanup in
@@ -1967,7 +1978,7 @@ struct IntrinsicJSFragment: Sendable {
                             cleanup.write("\(JSGlueVariableScope.reservedSwift).memory.release(\(idVar));")
                         }
                         cleanup.write("}")
-                    case .int:
+                    case .int, .uint:
                         printer.write(
                             "\(JSGlueVariableScope.reservedTmpParamInts).push(\(isSomeVar) ? (\(value) | 0) : 0);"
                         )
@@ -2024,7 +2035,7 @@ struct IntrinsicJSFragment: Sendable {
                     return [bVar]
                 }
             )
-        case .int:
+        case .int, .uint:
             return IntrinsicJSFragment(
                 parameters: [],
                 printCode: { arguments, scope, printer, cleanup in
@@ -2214,7 +2225,7 @@ struct IntrinsicJSFragment: Sendable {
                     return [bVar]
                 }
             )
-        case .int:
+        case .int, .uint:
             return IntrinsicJSFragment(
                 parameters: [],
                 printCode: { arguments, scope, printer, cleanup in
@@ -2363,7 +2374,7 @@ struct IntrinsicJSFragment: Sendable {
                     return []
                 }
             )
-        case .int:
+        case .int, .uint:
             return IntrinsicJSFragment(
                 parameters: ["value"],
                 printCode: { arguments, scope, printer, cleanup in
@@ -2779,7 +2790,7 @@ struct IntrinsicJSFragment: Sendable {
                     return []
                 }
             )
-        case .int:
+        case .int, .uint:
             return IntrinsicJSFragment(
                 parameters: ["value"],
                 printCode: { arguments, scope, printer, cleanup in
@@ -3009,7 +3020,7 @@ struct IntrinsicJSFragment: Sendable {
                     } else {
                         // Handle optional primitive types using helper
                         switch wrappedType {
-                        case .int:
+                        case .int, .uint:
                             pushOptionalPrimitive(
                                 value: value,
                                 isSomeVar: isSomeVar,
@@ -3260,7 +3271,7 @@ struct IntrinsicJSFragment: Sendable {
                     return [bVar]
                 }
             )
-        case .int:
+        case .int, .uint:
             return IntrinsicJSFragment(
                 parameters: [],
                 printCode: { arguments, scope, printer, cleanup in
diff --git a/Plugins/BridgeJS/Sources/BridgeJSSkeleton/BridgeJSSkeleton.swift b/Plugins/BridgeJS/Sources/BridgeJSSkeleton/BridgeJSSkeleton.swift
index d2f60cc4..33cc9447 100644
--- a/Plugins/BridgeJS/Sources/BridgeJSSkeleton/BridgeJSSkeleton.swift
+++ b/Plugins/BridgeJS/Sources/BridgeJSSkeleton/BridgeJSSkeleton.swift
@@ -127,7 +127,7 @@ public struct UnsafePointerType: Codable, Equatable, Hashable, Sendable {
 }
 
 public enum BridgeType: Codable, Equatable, Hashable, Sendable {
-    case int, float, double, string, bool, jsObject(String?), swiftHeapObject(String), void
+    case int, uint, float, double, string, bool, jsObject(String?), swiftHeapObject(String), void
     case unsafePointer(UnsafePointerType)
     indirect case optional(BridgeType)
     indirect case array(BridgeType)
@@ -860,6 +860,8 @@ extension BridgeType {
         switch swiftType {
         case "Int":
             self = .int
+        case "UInt":
+            self = .uint
         case "Float":
             self = .float
         case "Double":
@@ -887,7 +889,7 @@ extension BridgeType {
         switch self {
         case .void: return nil
         case .bool: return .i32
-        case .int: return .i32
+        case .int, .uint: return .i32
         case .float: return .f32
         case .double: return .f64
         case .string: return nil
@@ -933,6 +935,7 @@ extension BridgeType {
     public var mangleTypeName: String {
         switch self {
         case .int: return "Si"
+        case .uint: return "Su"
         case .float: return "Sf"
         case .double: return "Sd"
         case .string: return "SS"
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveParameters.swift b/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveParameters.swift
index 62e78008..a0d4353e 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveParameters.swift
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveParameters.swift
@@ -1 +1 @@
-@JS func check(a: Int, b: Float, c: Double, d: Bool) {}
+@JS func check(a: Int, b: UInt, c: Float, d: Double, e: Bool) {}
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveReturn.swift b/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveReturn.swift
index 96a5dbc3..144a759e 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveReturn.swift
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/Inputs/PrimitiveReturn.swift
@@ -1,4 +1,5 @@
 @JS func checkInt() -> Int { fatalError() }
+@JS func checkUInt() -> UInt { fatalError() }
 @JS func checkFloat() -> Float { fatalError() }
 @JS func checkDouble() -> Double { fatalError() }
 @JS func checkBool() -> Bool { fatalError() }
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.d.ts b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.d.ts
index a9c37f37..9bf0e1e3 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.d.ts
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.d.ts
@@ -5,7 +5,7 @@
 // `swift package bridge-js`.
 
 export type Exports = {
-    check(a: number, b: number, c: number, d: boolean): void;
+    check(a: number, b: number, c: number, d: number, e: boolean): void;
 }
 export type Imports = {
 }
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.js b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.js
index c4c355c6..8e14c6c7 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.js
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveParameters.Export.js
@@ -222,8 +222,8 @@ export async function createInstantiator(options, swift) {
         createExports: (instance) => {
             const js = swift.memory.heap;
             const exports = {
-                check: function bjs_check(a, b, c, d) {
-                    instance.exports.bjs_check(a, b, c, d);
+                check: function bjs_check(a, b, c, d, e) {
+                    instance.exports.bjs_check(a, b, c, d, e);
                 },
             };
             _exports = exports;
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.d.ts b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.d.ts
index da7f5977..c726e1f5 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.d.ts
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.d.ts
@@ -6,6 +6,7 @@
 
 export type Exports = {
     checkInt(): number;
+    checkUInt(): number;
     checkFloat(): number;
     checkDouble(): number;
     checkBool(): boolean;
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.js b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.js
index e36b1820..f187fa8f 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.js
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/BridgeJSLinkTests/PrimitiveReturn.Export.js
@@ -226,6 +226,10 @@ export async function createInstantiator(options, swift) {
                     const ret = instance.exports.bjs_checkInt();
                     return ret;
                 },
+                checkUInt: function bjs_checkUInt() {
+                    const ret = instance.exports.bjs_checkUInt();
+                    return ret >>> 0;
+                },
                 checkFloat: function bjs_checkFloat() {
                     const ret = instance.exports.bjs_checkFloat();
                     return ret;
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.json b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.json
index ab2539ab..3b45bf30 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.json
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.json
@@ -29,7 +29,7 @@
           "label" : "b",
           "name" : "b",
           "type" : {
-            "float" : {
+            "uint" : {
 
             }
           }
@@ -38,7 +38,7 @@
           "label" : "c",
           "name" : "c",
           "type" : {
-            "double" : {
+            "float" : {
 
             }
           }
@@ -46,6 +46,15 @@
         {
           "label" : "d",
           "name" : "d",
+          "type" : {
+            "double" : {
+
+            }
+          }
+        },
+        {
+          "label" : "e",
+          "name" : "e",
           "type" : {
             "bool" : {
 
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.swift b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.swift
index bb3ea0fd..f91e1e21 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.swift
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveParameters.swift
@@ -1,8 +1,8 @@
 @_expose(wasm, "bjs_check")
 @_cdecl("bjs_check")
-public func _bjs_check(_ a: Int32, _ b: Float32, _ c: Float64, _ d: Int32) -> Void {
+public func _bjs_check(_ a: Int32, _ b: Int32, _ c: Float32, _ d: Float64, _ e: Int32) -> Void {
     #if arch(wasm32)
-    check(a: Int.bridgeJSLiftParameter(a), b: Float.bridgeJSLiftParameter(b), c: Double.bridgeJSLiftParameter(c), d: Bool.bridgeJSLiftParameter(d))
+    check(a: Int.bridgeJSLiftParameter(a), b: UInt.bridgeJSLiftParameter(b), c: Float.bridgeJSLiftParameter(c), d: Double.bridgeJSLiftParameter(d), e: Bool.bridgeJSLiftParameter(e))
     #else
     fatalError("Only available on WebAssembly")
     #endif
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.json b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.json
index e63b4a24..d70b0c9b 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.json
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.json
@@ -24,6 +24,23 @@
         }
       }
     },
+    {
+      "abiName" : "bjs_checkUInt",
+      "effects" : {
+        "isAsync" : false,
+        "isStatic" : false,
+        "isThrows" : false
+      },
+      "name" : "checkUInt",
+      "parameters" : [
+
+      ],
+      "returnType" : {
+        "uint" : {
+
+        }
+      }
+    },
     {
       "abiName" : "bjs_checkFloat",
       "effects" : {
diff --git a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.swift b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.swift
index 62b5826d..74ee7b1c 100644
--- a/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.swift
+++ b/Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/ExportSwiftTests/PrimitiveReturn.swift
@@ -9,6 +9,17 @@ public func _bjs_checkInt() -> Int32 {
     #endif
 }
 
+@_expose(wasm, "bjs_checkUInt")
+@_cdecl("bjs_checkUInt")
+public func _bjs_checkUInt() -> Int32 {
+    #if arch(wasm32)
+    let ret = checkUInt()
+    return ret.bridgeJSLowerReturn()
+    #else
+    fatalError("Only available on WebAssembly")
+    #endif
+}
+
 @_expose(wasm, "bjs_checkFloat")
 @_cdecl("bjs_checkFloat")
 public func _bjs_checkFloat() -> Float32 {
diff --git a/Sources/JavaScriptKit/BridgeJSIntrinsics.swift b/Sources/JavaScriptKit/BridgeJSIntrinsics.swift
index d8145e3a..dcdb8f6d 100644
--- a/Sources/JavaScriptKit/BridgeJSIntrinsics.swift
+++ b/Sources/JavaScriptKit/BridgeJSIntrinsics.swift
@@ -128,6 +128,23 @@ extension Int: _BridgedSwiftTypeLoweredIntoSingleWasmCoreType {
     }
 }
 
+extension UInt: _BridgedSwiftTypeLoweredIntoSingleWasmCoreType {
+    // MARK: ImportTS
+    @_spi(BridgeJS) @_transparent public consuming func bridgeJSLowerParameter() -> Int32 {
+        Int32(bitPattern: UInt32(self))
+    }
+    @_spi(BridgeJS) @_transparent public static func bridgeJSLiftReturn(_ value: Int32) -> UInt {
+        UInt(UInt32(bitPattern: value))
+    }
+    // MARK: ExportSwift
+    @_spi(BridgeJS) @_transparent public static func bridgeJSLiftParameter(_ value: Int32) -> UInt {
+        UInt(UInt32(bitPattern: value))
+    }
+    @_spi(BridgeJS) @_transparent public consuming func bridgeJSLowerReturn() -> Int32 {
+        Int32(bitPattern: UInt32(self))
+    }
+}
+
 extension Float: _BridgedSwiftTypeLoweredIntoSingleWasmCoreType {
     // MARK: ImportTS
     @_spi(BridgeJS) @_transparent public consuming func bridgeJSLowerParameter() -> Float32 {
@@ -918,6 +935,52 @@ extension Optional where Wrapped == Int {
         }
     }
 }
+
+extension Optional where Wrapped == UInt {
+    // MARK: ImportTS
+
+    @available(*, unavailable, message: "Optional UInt type is not supported to be passed to imported JS functions")
+    @_spi(BridgeJS) public func bridgeJSLowerParameter() -> Void {}
+
+    // MARK: ExportSwift
+
+    @_spi(BridgeJS) @_transparent public consuming func bridgeJSLowerParameterWithPresence() -> (
+        isSome: Int32, value: Int32
+    ) {
+        switch consume self {
+        case .none:
+            return (isSome: 0, value: 0)
+        case .some(let wrapped):
+            return (isSome: 1, value: wrapped.bridgeJSLowerParameter())
+        }
+    }
+
+    @_spi(BridgeJS) public static func bridgeJSLiftParameter(_ isSome: Int32, _ wrappedValue: Int32) -> UInt? {
+        if isSome == 0 {
+            return nil
+        } else {
+            return UInt.bridgeJSLiftParameter(wrappedValue)
+        }
+    }
+
+    @_spi(BridgeJS) public static func bridgeJSLiftReturnFromSideChannel() -> UInt? {
+        let isSome = _swift_js_get_optional_int_presence()
+        if isSome == 0 {
+            return nil
+        } else {
+            return UInt.bridgeJSLiftReturn(_swift_js_get_optional_int_value())
+        }
+    }
+
+    @_spi(BridgeJS) public func bridgeJSLowerReturn() -> Void {
+        switch self {
+        case .none:
+            _swift_js_return_optional_int(0, 0)
+        case .some(let value):
+            _swift_js_return_optional_int(1, value.bridgeJSLowerReturn())
+        }
+    }
+}
 extension Optional where Wrapped == String {
     // MARK: ExportSwift
 
diff --git a/Tests/BridgeJSRuntimeTests/ExportAPITests.swift b/Tests/BridgeJSRuntimeTests/ExportAPITests.swift
index af6ad530..2aee862c 100644
--- a/Tests/BridgeJSRuntimeTests/ExportAPITests.swift
+++ b/Tests/BridgeJSRuntimeTests/ExportAPITests.swift
@@ -13,6 +13,9 @@ func runJsWorks() -> Void
 @JS func roundTripInt(v: Int) -> Int {
     return v
 }
+@JS func roundTripUInt(v: UInt) -> UInt {
+    return v
+}
 @JS func roundTripFloat(v: Float) -> Float {
     return v
 }
diff --git a/Tests/BridgeJSRuntimeTests/Generated/BridgeJS.swift b/Tests/BridgeJSRuntimeTests/Generated/BridgeJS.swift
index 7f35f672..948b454c 100644
--- a/Tests/BridgeJSRuntimeTests/Generated/BridgeJS.swift
+++ b/Tests/BridgeJSRuntimeTests/Generated/BridgeJS.swift
@@ -3222,6 +3222,17 @@ public func _bjs_roundTripInt(_ v: Int32) -> Int32 {
     #endif
 }
 
+@_expose(wasm, "bjs_roundTripUInt")
+@_cdecl("bjs_roundTripUInt")
+public func _bjs_roundTripUInt(_ v: Int32) -> Int32 {
+    #if arch(wasm32)
+    let ret = roundTripUInt(v: UInt.bridgeJSLiftParameter(v))
+    return ret.bridgeJSLowerReturn()
+    #else
+    fatalError("Only available on WebAssembly")
+    #endif
+}
+
 @_expose(wasm, "bjs_roundTripFloat")
 @_cdecl("bjs_roundTripFloat")
 public func _bjs_roundTripFloat(_ v: Float32) -> Float32 {
diff --git a/Tests/BridgeJSRuntimeTests/Generated/JavaScript/BridgeJS.json b/Tests/BridgeJSRuntimeTests/Generated/JavaScript/BridgeJS.json
index 2f0f964b..c79139ea 100644
--- a/Tests/BridgeJSRuntimeTests/Generated/JavaScript/BridgeJS.json
+++ b/Tests/BridgeJSRuntimeTests/Generated/JavaScript/BridgeJS.json
@@ -4651,6 +4651,31 @@
           }
         }
       },
+      {
+        "abiName" : "bjs_roundTripUInt",
+        "effects" : {
+          "isAsync" : false,
+          "isStatic" : false,
+          "isThrows" : false
+        },
+        "name" : "roundTripUInt",
+        "parameters" : [
+          {
+            "label" : "v",
+            "name" : "v",
+            "type" : {
+              "uint" : {
+
+              }
+            }
+          }
+        ],
+        "returnType" : {
+          "uint" : {
+
+          }
+        }
+      },
       {
         "abiName" : "bjs_roundTripFloat",
         "effects" : {
diff --git a/Tests/prelude.mjs b/Tests/prelude.mjs
index b2a079c3..12307d60 100644
--- a/Tests/prelude.mjs
+++ b/Tests/prelude.mjs
@@ -155,6 +155,9 @@ function BridgeJSRuntimeTests_runJsWorks(instance, exports) {
     for (const v of [0, 1, -1, 2147483647, -2147483648]) {
         assert.equal(exports.roundTripInt(v), v);
     }
+    for (const v of [0, 1, 2147483647, 4294967295]) {
+        assert.equal(exports.roundTripUInt(v), v);
+    }
     for (const v of [
         0.0, 1.0, -1.0,
         NaN,