diff --git a/toolkit/components/viewsource/content/viewSource.xul b/toolkit/components/viewsource/content/viewSource.xul
index fec505b7e812..f766a9780998 100644
--- a/toolkit/components/viewsource/content/viewSource.xul
+++ b/toolkit/components/viewsource/content/viewSource.xul
@@ -64,7 +64,7 @@
-
+