diff --git a/src/applications/differential/customfield/DifferentialProjectsField.php b/src/applications/differential/customfield/DifferentialProjectsField.php
--- a/src/applications/differential/customfield/DifferentialProjectsField.php
+++ b/src/applications/differential/customfield/DifferentialProjectsField.php
@@ -76,6 +76,7 @@
 
   public function getCommitMessageLabels() {
     return array(
+      'Tags',
       'Project',
       'Projects',
     );