diff --git a/package.json b/package.json
index 2e71ed4b..0c9156af 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "@trivago/prettier-plugin-sort-imports": "4.3.0",
     "@typechain/ethers-v5": "11.1.2",
     "@typechain/hardhat": "9.1.0",
-    "@types/chai": "4.3.20",
+    "@types/chai": "5.0.1",
     "@types/mocha": "10.0.9",
     "@types/node": "20.16.15",
     "@types/react": "18.3.12",
diff --git a/yarn.lock b/yarn.lock
index 303991b4..d12e0b9b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3172,10 +3172,17 @@
     "@types/node" "*"
     "@types/responselike" "^1.0.0"
 
-"@types/chai@4.3.20":
-  version "4.3.20"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.20.tgz#cb291577ed342ca92600430841a00329ba05cecc"
-  integrity sha512-/pC9HAB5I/xMlc5FP77qjCnI16ChlJfW0tGa0IUcFn38VJrTV6DeZ60NU5KZBtaOZqjdpwTWohz5HU1RrhiYxQ==
+"@types/chai@5.0.1":
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-5.0.1.tgz#2c3705555cf11f5f59c836a84c44afcfe4e5689d"
+  integrity sha512-5T8ajsg3M/FOncpLYW7sdOcD6yf4+722sze/tc4KQV0P8Z2rAr3SAuHCIkYmYpt8VbcQlnz8SxlOlPQYefe4cA==
+  dependencies:
+    "@types/deep-eql" "*"
+
+"@types/deep-eql@*":
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/@types/deep-eql/-/deep-eql-4.0.2.tgz#334311971d3a07121e7eb91b684a605e7eea9cbd"
+  integrity sha512-c9h9dVVMigMPc4bwTvC5dxqtqJZwQPePsWjPlpSOnojbor6pGqdk541lfA7AqFQr5pB1BRdq0juY9db81BwyFw==
 
 "@types/estree@1.0.5":
   version "1.0.5"