diff --git a/package.json b/package.json
index 631f1c1157..7f1043fb33 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "gulp-flatten": "^0.3.1",
     "gulp-foreach": "0.1.0",
     "gulp-if": "^2.0.2",
-    "gulp-imagemin": "^3.1.1",
+    "gulp-imagemin": "^5.0.0",
     "gulp-inject": "~4.1.0",
     "gulp-jshint": "^2.0.4",
     "gulp-less": "^3.0.3",