diff --git a/packages/hardhat-zksync-verify/package.json b/packages/hardhat-zksync-verify/package.json
index 2e5a22c6..9a1fe153 100644
--- a/packages/hardhat-zksync-verify/package.json
+++ b/packages/hardhat-zksync-verify/package.json
@@ -43,7 +43,7 @@
     "chai": "^4.3.4",
     "chalk": "^4.1.2",
     "debug": "^4.3.5",
-    "sinon": "^18.0.0",
+    "sinon": "^19.0.2",
     "sinon-chai": "^3.7.0"
   },
   "devDependencies": {