diff --git a/src/generators/flex.js b/src/generators/flex.js
index 7ee91262a..f60e05b8a 100644
--- a/src/generators/flex.js
+++ b/src/generators/flex.js
@@ -90,7 +90,7 @@ export default function() {
       'align-content': 'space-around',
     },
     'flex-1': {
-      'flex': '1'
+      'flex': '1',
     },
     'flex-auto': {
       'flex': 'auto',