diff --git a/test/client-libraries-integration/package.json b/test/client-libraries-integration/package.json
index 69e02475..a78ee1a3 100644
--- a/test/client-libraries-integration/package.json
+++ b/test/client-libraries-integration/package.json
@@ -5,7 +5,7 @@
   "dependencies": {
     "dot-prop": "^4.2.0",
     "google-proto-files": "^0.15.1",
-    "mocha": "^5.0.4",
+    "mocha": "^6.0.0",
     "shimmer": "^1.2.0"
   }
 }