diff --git a/package.json b/package.json
index 0f899b3b..371abb05 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "jest": "30.2.0",
     "prettier": "3.8.1",
     "semantic-release": "25.0.3",
-    "sinon": "21.0.1",
+    "sinon": "21.0.3",
     "ts-jest": "29.4.6",
     "typescript": "5.9.3"
   },