diff --git a/nh_eobs_mobile/static/dev/less/package.json b/nh_eobs_mobile/static/dev/less/package.json
index 8ddbd88c..9279dc3c 100644
--- a/nh_eobs_mobile/static/dev/less/package.json
+++ b/nh_eobs_mobile/static/dev/less/package.json
@@ -7,7 +7,7 @@
     "del": "1.1.1",
     "less": "2.5.1",
     "gulp-kss": "0.0.2",
-    "gulp-less": "3.0.5",
+    "gulp-less": "4.0.0",
     "gulp-util": "3.0.4",
     "gulp-flatten": "0.2.0"
   }