diff --git a/test/test_solidity_project/package.json b/test/test_solidity_project/package.json
index 4ff9ce4..47f5757 100644
--- a/test/test_solidity_project/package.json
+++ b/test/test_solidity_project/package.json
@@ -12,7 +12,7 @@
     "prepare": "yarn compile"
   },
   "devDependencies": {
-    "hardhat": "^2.19.2",
+    "hardhat": "^2.19.4",
     "ts-node": "^10.9.2",
     "typescript": "^5.3.3"
   },
diff --git a/test/test_solidity_project/yarn.lock b/test/test_solidity_project/yarn.lock
index 463ce0f..36c0970 100644
--- a/test/test_solidity_project/yarn.lock
+++ b/test/test_solidity_project/yarn.lock
@@ -1493,10 +1493,10 @@ graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.8.tgz#e412b8d33f5e006593cbd3cee6df9f2cebbe802a"
   integrity sha512-qkIilPUYcNhJpd33n0GBXTB1MMPp14TxEsEs0pTrsSVucApsYzW5V+Q8Qxhik6KU3evy+qkAAowTByymK0avdg==
 
-hardhat@^2.19.2:
-  version "2.19.2"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.19.2.tgz#815819e4efd234941d495decb718b358d572e2c8"
-  integrity sha512-CRU3+0Cc8Qh9UpxKd8cLADDPes7ZDtKj4dTK+ERtLBomEzhRPLWklJn4VKOwjre9/k8GNd/e9DYxpfuzcxbXPQ==
+hardhat@^2.19.4:
+  version "2.19.4"
+  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.19.4.tgz#5112c30295d8be2e18e55d847373c50483ed1902"
+  integrity sha512-fTQJpqSt3Xo9Mn/WrdblNGAfcANM6XC3tAEi6YogB4s02DmTf93A8QsGb8uR0KR8TFcpcS8lgiW4ugAIYpnbrQ==
   dependencies:
     "@ethersproject/abi" "^5.1.2"
     "@metamask/eth-sig-util" "^4.0.0"