diff --git a/package-lock.json b/package-lock.json
index a17ecc4044d..7474a497f08 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -72,7 +72,7 @@
         "semver": "7.6.3",
         "sinon": "18.0.0",
         "sinon-chai": "3.7.0",
-        "typescript": "5.4.5",
+        "typescript": "5.5.4",
         "url-toolkit": "2.2.5",
         "wrangler": "3.75.0"
       }
@@ -12815,9 +12815,9 @@
       }
     },
     "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": "5.5.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.4.tgz",
+      "integrity": "sha512-Mtq29sKDAEYP7aljRgtPOpTvOfbwRWlS6dPRzwjdE+C0R4brX/GUyhHSecbHMFLNBLcJIPt9nl9yG5TZ1weH+Q==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -23130,9 +23130,9 @@
       }
     },
     "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": "5.5.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.4.tgz",
+      "integrity": "sha512-Mtq29sKDAEYP7aljRgtPOpTvOfbwRWlS6dPRzwjdE+C0R4brX/GUyhHSecbHMFLNBLcJIPt9nl9yG5TZ1weH+Q==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index bcfbd0e4518..00924232a5d 100644
--- a/package.json
+++ b/package.json
@@ -126,7 +126,7 @@
     "semver": "7.6.3",
     "sinon": "18.0.0",
     "sinon-chai": "3.7.0",
-    "typescript": "5.4.5",
+    "typescript": "5.5.4",
     "url-toolkit": "2.2.5",
     "wrangler": "3.75.0"
   }