diff --git a/package-lock.json b/package-lock.json
index 0d08617d44..d34e0b8e6c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -65,7 +65,7 @@
         "sass": "^1.86.2",
         "sass-loader": "^16.0.5",
         "style-loader": "^4.0.0",
-        "typescript": "5.6.2",
+        "typescript": "5.9.3",
         "webpack-merge": "^6.0.1"
       },
       "engines": {
@@ -8026,9 +8026,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.6.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.6.2.tgz",
-      "integrity": "sha512-NW8ByodCSNCwZeghjN3o+JX5OFH0Ojg6sadjEKY4huZ52TqbJTJnDo5+Tw98lSy63NZvi4n+ez5m2u5d4PkZyw==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index 6b95345d4f..203ae280b0 100644
--- a/package.json
+++ b/package.json
@@ -130,7 +130,7 @@
     "sass": "^1.86.2",
     "sass-loader": "^16.0.5",
     "style-loader": "^4.0.0",
-    "typescript": "5.6.2",
+    "typescript": "5.9.3",
     "webpack-merge": "^6.0.1"
   },
   "dependencies": {