diff --git a/src/applications/differential/view/DifferentialRevisionDetailView.php b/src/applications/differential/view/DifferentialRevisionDetailView.php
index 8bba44c1ef..2fc02dc951 100644
--- a/src/applications/differential/view/DifferentialRevisionDetailView.php
+++ b/src/applications/differential/view/DifferentialRevisionDetailView.php
@@ -67,7 +67,6 @@ final class DifferentialRevisionDetailView extends AphrontView {
 
     $next_step = null;
     if ($status == ArcanistDifferentialRevisionStatus::ACCEPTED) {
-      $command = null;
       switch ($local_vcs) {
         case PhabricatorRepositoryType::REPOSITORY_TYPE_MERCURIAL:
           $bookmark = $this->getDiff()->getBookmark();