diff --git a/Stormtrooper/Stormtrooper/FormMapWithSetAirplane.cs b/Stormtrooper/Stormtrooper/FormMapWithSetAirplane.cs
index 117782f..991a017 100644
--- a/Stormtrooper/Stormtrooper/FormMapWithSetAirplane.cs
+++ b/Stormtrooper/Stormtrooper/FormMapWithSetAirplane.cs
@@ -28,6 +28,8 @@ namespace Stormtrooper
         public FormMapWithSetAirplane()
         {
             InitializeComponent();
+            openFileDialog.Filter = "Text files(*.txt)|*.txt";
+            saveFileDialog.Filter = "Text files(*.txt)|*.txt";
             _mapCollection = new MapCollection(pictureBox.Width, pictureBox.Height);
             comboBoxMapSelector.Items.Clear();
             foreach(var map in _mapsDict)