diff --git a/src/applications/maniphest/editor/transaction/ManiphestTransactionEditor.php b/src/applications/maniphest/editor/transaction/ManiphestTransactionEditor.php
index a8930d2956..5ab49be629 100644
--- a/src/applications/maniphest/editor/transaction/ManiphestTransactionEditor.php
+++ b/src/applications/maniphest/editor/transaction/ManiphestTransactionEditor.php
@@ -180,7 +180,7 @@ class ManiphestTransactionEditor {
 
     id(new PhabricatorMetaMTAMail())
       ->setSubject(
-        '[Maniphest] T'.$task->getID().' '.$action.':  '.$task->getTitle())
+        '[Maniphest] T'.$task->getID().' '.$action.': '.$task->getTitle())
       ->setFrom($transaction->getAuthorPHID())
       ->addTos($email_to)
       ->addCCs($email_cc)