diff --git a/package.json b/package.json
index 9c5b7ab90f..93c4e49e6d 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
     "karma-webpack": "^4.0.0-rc.2",
     "loglevelnext": "^3.0.0",
     "marked": "0.6.0",
-    "mocha": "5.2.0",
+    "mocha": "6.0.0",
     "ol-mapbox-style": "^3.7.1",
     "pixelmatch": "^4.0.2",
     "pngjs": "^3.3.3",