diff --git a/package.json b/package.json
index 69e8dd1..83367b4 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "gulp-concat": "2.6.1",
     "gulp-cssnano": "2.1.3",
     "gulp-gh-pages-will": "0.5.5",
-    "gulp-imagemin": "6.2.0",
+    "gulp-imagemin": "9.0.0",
     "gulp-plumber": "1.2.1",
     "gulp-pug": "4.0.1",
     "gulp-stylus": "2.7.0",