diff --git a/src/ninegate-1.0/src/Cadoles/PortalBundle/Resources/views/Pagewidget/viewalert.html.twig b/src/ninegate-1.0/src/Cadoles/PortalBundle/Resources/views/Pagewidget/viewalert.html.twig
index 78a7bcec..dc288a4b 100644
--- a/src/ninegate-1.0/src/Cadoles/PortalBundle/Resources/views/Pagewidget/viewalert.html.twig
+++ b/src/ninegate-1.0/src/Cadoles/PortalBundle/Resources/views/Pagewidget/viewalert.html.twig
@@ -28,7 +28,7 @@
 
     <div class="widgetbody" style="{{ stylewidgetbody }}">
         {% for alert in alerts %}
-            <div class="panel list-item" style="background: {{ alert.alertcategory.color }};">
+            <div class="panel list-item" style="background: #{{ alert.alertcategory.color }};">
                 <div class="panel-heading" role="tab">
                     <i class="fa fa-fw {{ alert.alertcategory.icon }}"></i>
                     {{ alert.title }}