diff --git a/mail/base/content/mailWindowOverlay.xul b/mail/base/content/mailWindowOverlay.xul
index 79556b67b7aa..0c1c6c302c3e 100644
--- a/mail/base/content/mailWindowOverlay.xul
+++ b/mail/base/content/mailWindowOverlay.xul
@@ -346,7 +346,7 @@
-
+