diff --git a/package.json b/package.json
index 3696173..7b41b69 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "forever": "^0.15.3",
     "gulp": "^3.9.1",
     "gulp-concat": "^2.6.0",
-    "gulp-imagemin": "^3.1.1",
+    "gulp-imagemin": "^4.1.0",
     "gulp-uglify": "^2.0.0",
     "input-plugin-file": "^1.3.3",
     "input-plugin-number": "^0.2.1",