diff --git a/package.json b/package.json
index 9c2b683..4f1805c 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "karma": "^2.0.0",
     "karma-browserify": "^5.1.1",
     "karma-chrome-launcher": "^2.1.1",
-    "karma-coverage-istanbul-reporter": "^1.4.2",
+    "karma-coverage-istanbul-reporter": "^2.0.0",
     "karma-jasmine": "^1.1.0",
     "karma-spec-reporter": "0.0.32",
     "node-sass": "^4.8.3",