diff --git a/scss/mixins/_grid.scss b/scss/mixins/_grid.scss
index 83ea3c118f1f..29ba741a90e0 100644
--- a/scss/mixins/_grid.scss
+++ b/scss/mixins/_grid.scss
@@ -12,7 +12,6 @@
 
 @mixin make-row($gutter: $grid-gutter-width) {
   display: flex;
-  flex: 1 0 100%;
   flex-wrap: wrap;
   margin-right: -$gutter / 2;
   margin-left: -$gutter / 2;