diff --git a/package.json b/package.json
index d33276a..d88e8fd 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "documentation": "^10.0.0",
     "gh-pages": "^2.0.0",
     "istanbul": "^0.4.2",
-    "karma": "^3.1.3",
+    "karma": "^5.0.6",
     "karma-browserify": "^6.0.0",
     "karma-chrome-launcher": "^2.2.0",
     "karma-firefox-launcher": "^1.1.0",