diff --git a/src/test/vscode-notebook-perf/package-lock.json b/src/test/vscode-notebook-perf/package-lock.json
index 3d6f9dec3..77ad93971 100644
--- a/src/test/vscode-notebook-perf/package-lock.json
+++ b/src/test/vscode-notebook-perf/package-lock.json
@@ -11,7 +11,7 @@
         "@types/glob": "^9.0.0",
         "@types/mocha": "^9.1.0",
         "@types/node": "^26.6.5",
-        "@types/vscode": "^1.138.0",
+        "@types/vscode": "^1.140.0",
         "@vscode/test-cli": "^0.0.15",
         "@vscode/test-electron": "^3.1.0",
         "glob": "^13.0.6",
@@ -191,9 +191,9 @@
       }
     },
     "node_modules/@types/vscode": {
-      "version": "1.138.0",
-      "resolved": "https://registry.npmjs.org/@types/vscode/-/vscode-1.138.0.tgz",
-      "integrity": "sha512-DhlvrucJa8n6EHst7qQcXOcjLKs/VRTQy55plLO+RN74jonYsr/t9dd66zBnAyz1tpDig0okQAxuoPHpVNje2g==",
+      "version": "1.140.0",
+      "resolved": "https://registry.npmjs.org/@types/vscode/-/vscode-1.140.0.tgz",
+      "integrity": "sha512-KAB5RBZIgnUhpp4mKsVJPPHLOQKu6WtGy2xpfWjaajEXO4xIIC+UESAXLiQ9ewx6QD1uBmvC/S8BJzkbvv4bRA==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/src/test/vscode-notebook-perf/package.json b/src/test/vscode-notebook-perf/package.json
index d6d6437a3..61bbae44b 100644
--- a/src/test/vscode-notebook-perf/package.json
+++ b/src/test/vscode-notebook-perf/package.json
@@ -29,7 +29,7 @@
     "@types/glob": "^9.0.0",
     "@types/mocha": "^9.1.0",
     "@types/node": "^26.6.5",
-    "@types/vscode": "^1.138.0",
+    "@types/vscode": "^1.140.0",
     "@vscode/test-cli": "^0.0.15",
     "@vscode/test-electron": "^3.1.0",
     "glob": "^13.0.6",