diff --git a/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package-lock.json b/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package-lock.json
index 9e512b661..f5f5dfa59 100644
--- a/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package-lock.json
+++ b/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package-lock.json
@@ -23,7 +23,7 @@
         "jest": "30.0.5",
         "rollup": "4.46.2",
         "ts-jest": "29.4.0",
-        "typescript": "5.8.3"
+        "typescript": "5.9.2"
       },
       "engines": {
         "npm": ">=7"
@@ -4823,9 +4823,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "version": "5.9.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
+      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package.json b/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package.json
index 517c91b03..c155e94af 100644
--- a/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package.json
+++ b/apollo-ios-codegen/Sources/GraphQLCompiler/JavaScript/package.json
@@ -27,6 +27,6 @@
     "rollup": "4.46.2",
     "@rollup/plugin-terser": "0.4.4",
     "ts-jest": "29.4.0",
-    "typescript": "5.8.3"
+    "typescript": "5.9.2"
   }
 }