diff --git a/Flow.Launcher/ViewModel/MainViewModel.cs b/Flow.Launcher/ViewModel/MainViewModel.cs
index 328cceee1..3ce66cc88 100644
--- a/Flow.Launcher/ViewModel/MainViewModel.cs
+++ b/Flow.Launcher/ViewModel/MainViewModel.cs
@@ -653,9 +653,9 @@ namespace Flow.Launcher.ViewModel
         
         public string PreviewHotkey => VerifyOrSetDefaultHotkey(Settings.PreviewHotkey, "F1");
 
-        public string AutoCompleteHotkey => VerifyOrSetDefaultHotkey(Settings.AutoCompleteHotkey, "");
+        public string AutoCompleteHotkey => VerifyOrSetDefaultHotkey(Settings.AutoCompleteHotkey, "Ctrl+Tab");
         public string SelectNextItemHotkey => VerifyOrSetDefaultHotkey(Settings.SelectNextItemHotkey, "Tab");
-        public string SelectPrevItemHotkey => VerifyOrSetDefaultHotkey(Settings.SelectPrevItemHotkey, "Shift + Tab");
+        public string SelectPrevItemHotkey => VerifyOrSetDefaultHotkey(Settings.SelectPrevItemHotkey, "Shift+Tab");
 
 
         public string Image => Constant.QueryTextBoxIconImagePath;