diff --git a/src/Hackspace/Bundle/CalciferBundle/Controller/EventController.php b/src/Hackspace/Bundle/CalciferBundle/Controller/EventController.php
index 9e5723f..320c931 100755
--- a/src/Hackspace/Bundle/CalciferBundle/Controller/EventController.php
+++ b/src/Hackspace/Bundle/CalciferBundle/Controller/EventController.php
@@ -351,7 +351,7 @@ class EventController extends Controller
 
         $tags = $request->get('tags');
         if (strlen($tags) > 0) {
-            $tags = explode(',', $tags);
+            $tags = explode(',', strtolower($tags));
             $em = $this->getDoctrine()->getManager();
             $repo = $em->getRepository('CalciferBundle:Tag');
             $entity->clearTags();