diff --git a/Flow.Launcher/MainWindow.xaml b/Flow.Launcher/MainWindow.xaml
index a3ea9c831..bd02b560a 100644
--- a/Flow.Launcher/MainWindow.xaml
+++ b/Flow.Launcher/MainWindow.xaml
@@ -173,7 +173,7 @@
                         Background="Transparent"
                         PreviewDragOver="OnPreviewDragOver"
                         Style="{DynamicResource QueryBoxStyle}"
-                        Text="{Binding QueryText, Mode=TwoWay, UpdateSourceTrigger=Explicit}"
+                        Text="{Binding QueryText, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
                         PreviewKeyUp="QueryTextBox_KeyUp"
                         Visibility="Visible">
                         <TextBox.CommandBindings>
diff --git a/Flow.Launcher/MainWindow.xaml.cs b/Flow.Launcher/MainWindow.xaml.cs
index 20bfa0d62..258019457 100644
--- a/Flow.Launcher/MainWindow.xaml.cs
+++ b/Flow.Launcher/MainWindow.xaml.cs
@@ -560,7 +560,8 @@ namespace Flow.Launcher
 
         private void QueryTextBox_KeyUp(object sender, KeyEventArgs e)
         {
-            _viewModel.ChangeQueryText(QueryTextBox.Text);
+            if(_viewModel.QueryText != QueryTextBox.Text)
+                _viewModel.QueryText = QueryTextBox.Text;
         }
     }
 }