diff --git a/javascript/package-lock.json b/javascript/package-lock.json
index 5b9279411..d48e345e0 100644
--- a/javascript/package-lock.json
+++ b/javascript/package-lock.json
@@ -34,7 +34,7 @@
         "prettier": "3.3.3",
         "pretty-quick": "4.0.0",
         "ts-node": "10.9.2",
-        "typescript": "5.4.5"
+        "typescript": "5.5.3"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -6577,9 +6577,9 @@
       }
     },
     "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": "5.5.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.3.tgz",
+      "integrity": "sha512-/hreyEujaB0w76zKo6717l3L0o/qEUtRgdvUBvlkhoWeOVMjMuHNHk0BRBzikzuGDqNmPQbg5ifMEqsHLiIUcQ==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -11404,9 +11404,9 @@
       }
     },
     "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": "5.5.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.3.tgz",
+      "integrity": "sha512-/hreyEujaB0w76zKo6717l3L0o/qEUtRgdvUBvlkhoWeOVMjMuHNHk0BRBzikzuGDqNmPQbg5ifMEqsHLiIUcQ==",
       "dev": true
     },
     "unbox-primitive": {
diff --git a/javascript/package.json b/javascript/package.json
index 0f5806bbc..513329956 100644
--- a/javascript/package.json
+++ b/javascript/package.json
@@ -68,7 +68,7 @@
     "prettier": "3.3.3",
     "pretty-quick": "4.0.0",
     "ts-node": "10.9.2",
-    "typescript": "5.4.5"
+    "typescript": "5.5.3"
   },
   "dependencies": {
     "regexp-match-indices": "1.0.2"