diff --git a/_includes/head.html b/_includes/head.html
index 29016229..a572435a 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -64,5 +64,5 @@
 
   <!-- CSS -------------------------- -->
   <!-- DojoCon CSS -->
-  <link rel="stylesheet" href="/css/main.css" />
+  <link rel="stylesheet" href="/css/main.css?7f8c4bb4" />
 </head>