diff --git a/customize.dist/src/less2/include/alertify.less b/customize.dist/src/less2/include/alertify.less
index 55a399529..557f391c1 100644
--- a/customize.dist/src/less2/include/alertify.less
+++ b/customize.dist/src/less2/include/alertify.less
@@ -439,7 +439,7 @@
         i {
             margin-right: 10px;
         }
-        &.cp-alert-top{
+        &.cp-alert-top {
             margin-top: @alertify_padding-base;
         }
         &.alert-primary {