diff --git a/package-lock.json b/package-lock.json
index 7115376..ad03f05 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38,7 +38,7 @@
         "proxyquire": "^2.1.3",
         "sinon": "^18.0.0",
         "sinon-chai": "^3.7.0",
-        "typescript": "~5.4.5"
+        "typescript": "~5.5.2"
       },
       "engines": {
         "node": ">= 16"
@@ -5786,9 +5786,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.4.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
-      "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
+      "version": "5.5.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.2.tgz",
+      "integrity": "sha512-NcRtPEOsPFFWjobJEtfihkLCZCXZt/os3zf8nTxjVH3RvTSxjrCamJpbExGvYOF+tFHc3pA65qpdwPbzjohhew==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 1157bff..017080b 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "proxyquire": "^2.1.3",
     "sinon": "^18.0.0",
     "sinon-chai": "^3.7.0",
-    "typescript": "~5.4.5"
+    "typescript": "~5.5.2"
   },
   "bugs": {
     "url": "https://github.com/foxthefox/ioBroker.milight/issues"