diff --git a/package-lock.json b/package-lock.json
index b768e7b..837f4c1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "devDependencies": {
         "@types/node": "^24.0.0",
         "tfx-cli": "^0.24.0",
-        "typescript": "^5.0.0"
+        "typescript": "^6.0.0"
       }
     },
     "node_modules/@colors/colors": {
@@ -3602,9 +3602,9 @@
       }
     },
     "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/package.json b/package.json
index 4d03fe7..5b2d069 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,6 @@
   "devDependencies": {
     "@types/node": "^24.0.0",
     "tfx-cli": "^0.24.0",
-    "typescript": "^5.0.0"
+    "typescript": "^6.0.0"
   }
 }
diff --git a/tasks/stackit-authenticate/package-lock.json b/tasks/stackit-authenticate/package-lock.json
index b6c7c47..ec3056a 100644
--- a/tasks/stackit-authenticate/package-lock.json
+++ b/tasks/stackit-authenticate/package-lock.json
@@ -15,7 +15,7 @@
         "@types/node": "^24.0.0",
         "mocha": "^11.0.0",
         "ts-node": "^10.0.0",
-        "typescript": "^5.0.0"
+        "typescript": "^6.0.0"
       }
     },
     "node_modules/@cspotcode/source-map-support": {
@@ -1693,9 +1693,9 @@
       }
     },
     "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/tasks/stackit-authenticate/package.json b/tasks/stackit-authenticate/package.json
index 647ea98..c934d8b 100644
--- a/tasks/stackit-authenticate/package.json
+++ b/tasks/stackit-authenticate/package.json
@@ -16,6 +16,6 @@
     "@types/node": "^24.0.0",
     "mocha": "^11.0.0",
     "ts-node": "^10.0.0",
-    "typescript": "^5.0.0"
+    "typescript": "^6.0.0"
   }
 }