diff --git a/vscode/package.json b/vscode/package.json
index 82a588e4f..aafb95c37 100644
--- a/vscode/package.json
+++ b/vscode/package.json
@@ -858,7 +858,7 @@
     "@eslint/js": "^9.39.2",
     "@types/mocha": "^10.0.10",
     "@types/node": "26.x",
-    "@types/sinon": "^21.0.1",
+    "@types/sinon": "^22.0.0",
     "@types/vscode": "^1.91.0",
     "@vscode/test-cli": "^0.0.15",
     "@vscode/test-electron": "^3.0.0",
diff --git a/vscode/pnpm-lock.yaml b/vscode/pnpm-lock.yaml
index 355e77003..86404deab 100644
--- a/vscode/pnpm-lock.yaml
+++ b/vscode/pnpm-lock.yaml
@@ -30,8 +30,8 @@ importers:
         specifier: 26.x
         version: 26.1.0
       '@types/sinon':
-        specifier: ^21.0.1
-        version: 21.0.1
+        specifier: ^22.0.0
+        version: 22.0.0
       '@types/vscode':
         specifier: ^1.91.0
         version: 1.92.0
@@ -606,11 +606,11 @@ packages:
   '@types/sarif@2.1.7':
     resolution: {integrity: sha512-kRz0VEkJqWLf1LLVN4pT1cg1Z9wAuvI6L97V3m2f5B76Tg8d413ddvLBPTEHAZJlnn4XSvu0FkZtViCQGVyrXQ==}
 
-  '@types/sinon@21.0.1':
-    resolution: {integrity: sha512-5yoJSqLbjH8T9V2bksgRayuhpZy+723/z6wBOR+Soe4ZlXC0eW8Na71TeaZPUWDQvM7LYKa9UGFc6LRqxiR5fQ==}
+  '@types/sinon@22.0.0':
+    resolution: {integrity: sha512-TDbVpbccc2HfiqHR09Argj3mHV1KMW7sCCKj52fsl8lbRLkEn7fB1966EWhOKWUBcqfBueZuPoA7/OK1CKiy3g==}
 
-  '@types/sinonjs__fake-timers@8.1.5':
-    resolution: {integrity: sha512-mQkU2jY8jJEF7YHjHvsQO8+3ughTL1mcnn96igfhONmR+fUPSKIkefQYpSe8bsly2Ep7oQbn/6VG5/9/0qcArQ==}
+  '@types/sinonjs__fake-timers@15.0.1':
+    resolution: {integrity: sha512-Ko2tjWJq8oozHzHV+reuvS5KYIRAokHnGbDwGh/J64LntgpbuylF74ipEL24HCyRjf9FOlBiBHWBR1RlVKsI1w==}
 
   '@types/vscode@1.92.0':
     resolution: {integrity: sha512-DcZoCj17RXlzB4XJ7IfKdPTcTGDLYvTOcTNkvtjXWF+K2TlKzHHkBEXNWQRpBIXixNEUgx39cQeTFunY0E2msw==}
@@ -2825,11 +2825,11 @@ snapshots:
 
   '@types/sarif@2.1.7': {}
 
-  '@types/sinon@21.0.1':
+  '@types/sinon@22.0.0':
     dependencies:
-      '@types/sinonjs__fake-timers': 8.1.5
+      '@types/sinonjs__fake-timers': 15.0.1
 
-  '@types/sinonjs__fake-timers@8.1.5': {}
+  '@types/sinonjs__fake-timers@15.0.1': {}
 
   '@types/vscode@1.92.0': {}