diff --git a/src/test/vscode-notebook-perf/package-lock.json b/src/test/vscode-notebook-perf/package-lock.json
index b8ccc7e99..47dd8fd19 100644
--- a/src/test/vscode-notebook-perf/package-lock.json
+++ b/src/test/vscode-notebook-perf/package-lock.json
@@ -15,7 +15,7 @@
         "@vscode/test-cli": "^0.0.15",
         "@vscode/test-electron": "^3.1.0",
         "glob": "^13.0.6",
-        "mocha": "^12.0.2",
+        "mocha": "^12.0.3",
         "typescript": "^5.3.3"
       },
       "engines": {
@@ -1414,9 +1414,9 @@
       }
     },
     "node_modules/mocha": {
-      "version": "12.0.2",
-      "resolved": "https://registry.npmjs.org/mocha/-/mocha-12.0.2.tgz",
-      "integrity": "sha512-SjAulGHxlMJLCD1bhvJBAiYwYxglydRzA9PDQ5MALq1oLRMMtIhxSQJ0olCFgA7c9YbTdxC0KOV0wl8JEDYVhA==",
+      "version": "12.0.3",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-12.0.3.tgz",
+      "integrity": "sha512-beammieDdiWdkjANWeWPpkxUROYGi5FN88fPOkLiticz7HTg3Y+Pho3EYE6SUdcuWnZ3h2WD8EXCA55JF4o6wg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/src/test/vscode-notebook-perf/package.json b/src/test/vscode-notebook-perf/package.json
index 3f2665741..89e5949af 100644
--- a/src/test/vscode-notebook-perf/package.json
+++ b/src/test/vscode-notebook-perf/package.json
@@ -33,7 +33,7 @@
     "@vscode/test-cli": "^0.0.15",
     "@vscode/test-electron": "^3.1.0",
     "glob": "^13.0.6",
-    "mocha": "^12.0.2",
+    "mocha": "^12.0.3",
     "typescript": "^5.3.3"
   },
   "displayName": "Notebook Performance Test",