diff --git a/packages/oauth/package.json b/packages/oauth/package.json
index a05e27de0..63d872d83 100644
--- a/packages/oauth/package.json
+++ b/packages/oauth/package.json
@@ -50,7 +50,7 @@
     "mocha-multi-reporters": "^1.5.1",
     "rewiremock": "^3",
     "shx": "^0.4.0",
-    "sinon": "^20",
+    "sinon": "^21",
     "source-map-support": "^0.5.21",
     "ts-node": "^10",
     "typescript": "5.8.3"