diff --git a/package.json b/package.json
index cc9e42b..07f9479 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
 		"web3": "^1.0.0-beta.55"
 	},
 	"devDependencies": {
-		"chai": "4.3.3",
+		"chai": "4.3.4",
 		"chai-as-promised": "7.1.1",
 		"coveralls": "^3.1.0",
 		"file-loader": "^6.2.0",