diff --git a/npm/sarif/package-lock.json b/npm/sarif/package-lock.json
index 67cb475a1..28eb3010e 100644
--- a/npm/sarif/package-lock.json
+++ b/npm/sarif/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "devDependencies": {
         "@types/node": "^26.0.0",
-        "typescript": "^5.5.0"
+        "typescript": "^6.0.3"
       },
       "engines": {
         "node": ">=20"
@@ -27,9 +27,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/npm/sarif/package.json b/npm/sarif/package.json
index 281f41d6c..308c6b0fd 100644
--- a/npm/sarif/package.json
+++ b/npm/sarif/package.json
@@ -35,6 +35,6 @@
   },
   "devDependencies": {
     "@types/node": "^26.0.0",
-    "typescript": "^5.5.0"
+    "typescript": "^6.0.3"
   }
 }