diff --git a/e2e/browser/test-app/package.json b/e2e/browser/test-app/package.json
index d8f1d26b..113740b0 100644
--- a/e2e/browser/test-app/package.json
+++ b/e2e/browser/test-app/package.json
@@ -19,6 +19,6 @@
     "@types/node": "^24.7.0",
     "@types/react": "^19.1.16",
     "@types/react-dom": "^19.2.1",
-    "typescript": "^5.9.2"
+    "typescript": "^5.9.3"
   }
 }
diff --git a/package-lock.json b/package-lock.json
index 9e55f291..a4d405f4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "lerna": "^9.0.0",
         "rimraf": "^6.0.1",
         "rollup": "^4.52.4",
-        "typescript": "^5.9.2"
+        "typescript": "^5.9.3"
       },
       "devDependencies": {
         "@inrupt/eslint-config-base": "file:./packages/eslint-config/",
@@ -41,7 +41,7 @@
         "@types/node": "^24.7.0",
         "@types/react": "^19.1.16",
         "@types/react-dom": "^19.2.1",
-        "typescript": "^5.9.2"
+        "typescript": "^5.9.3"
       }
     },
     "eslint-config": {
@@ -16863,9 +16863,9 @@
       "license": "MIT"
     },
     "node_modules/typescript": {
-      "version": "5.9.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
-      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 56788805..dd977c26 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "lerna": "^9.0.0",
     "rimraf": "^6.0.1",
     "rollup": "^4.52.4",
-    "typescript": "^5.9.2"
+    "typescript": "^5.9.3"
   },
   "devDependencies": {
     "@inrupt/eslint-config-base": "file:./packages/eslint-config/",