diff --git a/utils.js b/utils.js
index 33e071ff9..438c8ecb7 100644
--- a/utils.js
+++ b/utils.js
@@ -1,7 +1,8 @@
 export function dasherize(name) {
   return ('' + name)
     .toLowerCase()
+    .trim()
     .replace(/\s/g, '-')
     .replace(/[^a-z0-9\-\.]/gi, '')
-    .replace(/\:/g, '');
+    .replace(/\./g, '-');
 }