diff --git a/package.json b/package.json
index b56f97c79..cb2326947 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "event-stream": "3.3.4",
     "gulp": "3.9.1",
     "gulp-cssnano": "2.1.2",
-    "gulp-imagemin": "3.3.0",
+    "gulp-imagemin": "3.4.0",
     "gulp-htmlmin": "3.0.0",
     "gulp-mocha": "4.3.1",
     "gulp-pug": "3.3.0",