diff --git a/locales/cy/browser/browser/zen-general.ftl b/locales/cy/browser/browser/zen-general.ftl
index c86f50f2b..bfc611182 100644
--- a/locales/cy/browser/browser/zen-general.ftl
+++ b/locales/cy/browser/browser/zen-general.ftl
@@ -139,4 +139,4 @@ zen-window-sync-migration-dialog-message = Mae Zen bellach yn cydweddu ffenestri
 zen-window-sync-migration-dialog-learn-more = Dysgu Rhagor
 zen-window-sync-migration-dialog-accept = Iawn
 zen-appmenu-new-blank-window = 
-    .label = Ffenestr wag newydd
+    .label = New Blank Window