diff --git a/package.json b/package.json
index e13eeed..33afcf4 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "@primitivefi/hardhat-dodoc": "^0.2.3",
     "@typechain/ethers-v5": "^11.1.2",
     "@typechain/hardhat": "^9.1.0",
-    "@types/chai": "^4.3.10",
+    "@types/chai": "^5.0.0",
     "@types/chai-as-promised": "^7.1.8",
     "@types/mocha": "^10.0.4",
     "@types/node": "^22.0.0",