diff --git a/_roastery/sample_app_nextjs/package-lock.json b/_roastery/sample_app_nextjs/package-lock.json
index 25db51d..9fbf491 100644
--- a/_roastery/sample_app_nextjs/package-lock.json
+++ b/_roastery/sample_app_nextjs/package-lock.json
@@ -9,12 +9,12 @@
       "version": "0.1.0",
       "dependencies": {
         "next": "14.0.1",
-        "react": "^18",
+        "react": "^19",
         "react-dom": "^18"
       },
       "devDependencies": {
         "@types/node": "^20",
-        "@types/react": "^18",
+        "@types/react": "^19",
         "@types/react-dom": "^18",
         "autoprefixer": "^10.0.1",
         "eslint": "^8",
@@ -407,20 +407,13 @@
         "undici-types": "~5.26.4"
       }
     },
-    "node_modules/@types/prop-types": {
-      "version": "15.7.9",
-      "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.9.tgz",
-      "integrity": "sha512-n1yyPsugYNSmHgxDFjicaI2+gCNjsBck8UX9kuofAKlc0h1bL+20oSF72KeNaW2DUlesbEVCFgyV2dPGTiY42g==",
-      "dev": true
-    },
     "node_modules/@types/react": {
-      "version": "18.2.34",
-      "resolved": "https://registry.npmjs.org/@types/react/-/react-18.2.34.tgz",
-      "integrity": "sha512-U6eW/alrRk37FU/MS2RYMjx0Va2JGIVXELTODaTIYgvWGCV4Y4TfTUzG8DdmpDNIT0Xpj/R7GfyHOJJrDttcvg==",
+      "version": "19.0.8",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-19.0.8.tgz",
+      "integrity": "sha512-9P/o1IGdfmQxrujGbIMDyYaaCykhLKc0NGCtYcECNUr9UAaDe4gwvV9bR6tvd5Br1SG0j+PBpbKr2UYY8CwqSw==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "@types/prop-types": "*",
-        "@types/scheduler": "*",
         "csstype": "^3.0.2"
       }
     },
@@ -433,12 +426,6 @@
         "@types/react": "*"
       }
     },
-    "node_modules/@types/scheduler": {
-      "version": "0.16.5",
-      "resolved": "https://registry.npmjs.org/@types/scheduler/-/scheduler-0.16.5.tgz",
-      "integrity": "sha512-s/FPdYRmZR8SjLWGMCuax7r3qCWQw9QKHzXVukAuuIJkXkDRwp+Pu5LMIVFi0Fxbav35WURicYr8u1QsoybnQw==",
-      "dev": true
-    },
     "node_modules/@typescript-eslint/parser": {
       "version": "6.9.1",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-6.9.1.tgz",
@@ -3408,12 +3395,10 @@
       ]
     },
     "node_modules/react": {
-      "version": "18.2.0",
-      "resolved": "https://registry.npmjs.org/react/-/react-18.2.0.tgz",
-      "integrity": "sha512-/3IjMdb2L9QbBdWiW5e3P2/npwMBaU9mHCSCUzNln0ZCYbcfTsGbTJrU/kGemdH2IWmB2ioZ+zkxtmq6g09fGQ==",
-      "dependencies": {
-        "loose-envify": "^1.1.0"
-      },
+      "version": "19.0.0",
+      "resolved": "https://registry.npmjs.org/react/-/react-19.0.0.tgz",
+      "integrity": "sha512-V8AVnmPIICiWpGfm6GLzCR/W5FXLchHop40W4nXBmdlEceh16rCN8O8LNWm5bh5XUX91fh7KpA+W0TgMKmgTpQ==",
+      "license": "MIT",
       "engines": {
         "node": ">=0.10.0"
       }
diff --git a/_roastery/sample_app_nextjs/package.json b/_roastery/sample_app_nextjs/package.json
index 0caec04..f7dfb7b 100644
--- a/_roastery/sample_app_nextjs/package.json
+++ b/_roastery/sample_app_nextjs/package.json
@@ -9,14 +9,14 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "react": "^18",
+    "react": "^19",
     "react-dom": "^18",
     "next": "14.0.1"
   },
   "devDependencies": {
     "typescript": "^5",
     "@types/node": "^20",
-    "@types/react": "^18",
+    "@types/react": "^19",
     "@types/react-dom": "^18",
     "autoprefixer": "^10.0.1",
     "postcss": "^8",