diff --git a/src/applications/project/storage/PhabricatorProjectTransaction.php b/src/applications/project/storage/PhabricatorProjectTransaction.php
--- a/src/applications/project/storage/PhabricatorProjectTransaction.php
+++ b/src/applications/project/storage/PhabricatorProjectTransaction.php
@@ -126,7 +126,7 @@
           return 'fa-unlock';
         }
       case self::TYPE_ICON:
-        return $new;
+        return 'fa-'.$new;
       case self::TYPE_IMAGE:
         return 'fa-photo';
       case self::TYPE_MEMBERS: