diff --git a/src/_Grid.sass b/src/_Grid.sass
index a5b7d73..76fa5df 100644
--- a/src/_Grid.sass
+++ b/src/_Grid.sass
@@ -53,7 +53,8 @@
 
 	.column
 		display: block
-		flex: 1
+		// IE 11 required specifying the flex-basis otherwise it breaks mobile
+		flex: 1 1 auto
 		margin-left: 0
 		max-width: 100%
 		width: 100%