diff --git a/package.json b/package.json
index bf90f50..2e01be8 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "@types/mocha": "^10.0.4",
     "@types/node": "^20.9.0",
     "@types/sinon-chai": "^3.2.12",
-    "chai": "^4.3.10",
+    "chai": "^5.1.0",
     "chai-as-promised": "^7.1.1",
     "chai-ethers": "^0.0.1",
     "circomlib": "^2.0.5",