diff --git a/src/Umbraco.Web.UI.Client/src/less/variables.less b/src/Umbraco.Web.UI.Client/src/less/variables.less
index d94e4e1fb1..4bb2cd0343 100644
--- a/src/Umbraco.Web.UI.Client/src/less/variables.less
+++ b/src/Umbraco.Web.UI.Client/src/less/variables.less
@@ -515,7 +515,7 @@
 // -------------------------
 @gridColumns:             12;
 @gridColumnWidth:         60px;
-@gridGutterWidth:         0px;
+@gridGutterWidth:         0;
 @gridRowWidth:            (@gridColumns * @gridColumnWidth) + (@gridGutterWidth * (@gridColumns - 1));
 
 // 1200px min