diff --git a/package.json b/package.json
index 46c223c..ad04071 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "gulp": "^3.9.0",
     "gulp-babel": "^5.2.1",
     "gulp-concat": "^2.6.0",
-    "gulp-istanbul": "^0.10.0",
+    "gulp-istanbul": "^1.1.1",
     "gulp-jsdoc-to-markdown": "^1.1.1",
     "gulp-jshint": "^2.0.1",
     "gulp-mocha": "^3.0.0",