diff --git a/build.gradle.kts b/build.gradle.kts
index 3a45a64..0a719ff 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -15,6 +15,7 @@ version = System.getenv("GITHUB_REF_NAME")
 plugins {
     id("java")
     `maven-publish`
+    alias(libs.plugins.kotlinJvm)
     alias(libs.plugins.protobuf)
     alias(libs.plugins.shadow)
 }
@@ -24,13 +25,22 @@ repositories {
 }
 
 dependencies {
-    implementation(libs.protoJava)
+    implementation(libs.protobufKotlin)
 }
 
+kotlin { jvmToolchain(21) }
+
 protobuf {
     protoc {
         artifact = libs.protoc.get().toString()
     }
+    generateProtoTasks {
+        all().forEach {
+            it.builtins {
+                register("kotlin")
+            }
+        }
+    }
 }
 
 sourceSets {
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 3cddc56..12dd353 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -2,14 +2,16 @@
 # https://docs.gradle.org/current/userguide/platforms.html#sub::toml-dependencies-format
 
 [versions]
+kotlin = "2.2.20"
 protobuf = "4.32.1"
 protobufPlugin = "0.9.5"
 shadow = "9.2.0"
 
 [libraries]
-protoJava = { group = "com.google.protobuf", name = "protobuf-java", version.ref = "protobuf" }
+protobufKotlin = { group = "com.google.protobuf", name = "protobuf-kotlin", version.ref = "protobuf" }
 protoc = { group = "com.google.protobuf", name = "protoc", version.ref = "protobuf" }
 
 [plugins]
+kotlinJvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
 protobuf = { id = "com.google.protobuf", version.ref = "protobufPlugin" }
 shadow = { id = "com.gradleup.shadow", version.ref = "shadow" }