diff --git a/package.json b/package.json
index 233ab1c..b761f58 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   },
   "homepage": "https://github.com/inversify/inversify-inject-decorators#readme",
   "devDependencies": {
-    "@types/chai": "4.2.0",
+    "@types/chai": "4.2.11",
     "@types/mocha": "5.2.7",
     "@types/sinon": "7.0.13",
     "chai": "4.2.0",