diff --git a/src/package.json b/src/package.json
index 9835eac..fd7551e 100644
--- a/src/package.json
+++ b/src/package.json
@@ -15,7 +15,7 @@
     "gulp-babel": "^4.0.0",
     "gulp-concat": "^2.5.2",
     "gulp-load-plugins": "^0.8.1",
-    "gulp-minify-css": "^0.5.1",
+    "gulp-minify-css": "^1.0.0",
     "gulp-rimraf": "^0.1.1",
     "gulp-sass": "^1.3.3",
     "gulp-uglify": "^1.1.0"