diff --git a/lib/l10n/messages_zh_Hans.arb b/lib/l10n/messages_zh_Hans.arb
index 91258c38..9f2916a2 100644
--- a/lib/l10n/messages_zh_Hans.arb
+++ b/lib/l10n/messages_zh_Hans.arb
@@ -849,7 +849,7 @@
     "type": "text",
     "placeholders": {}
   },
-  "doubleBackToClose": "再按一次退出 ",
+  "doubleBackToClose": "再按一次退出",
   "@doubleBackToClose": {
     "description": "Snackbar message which appears when the back button is pressed at the main screen",
     "type": "text",