diff --git a/src/ui/widgets/filepicker.py b/src/ui/widgets/filepicker.py
index 8b39ba8..fdf6ed7 100644
--- a/src/ui/widgets/filepicker.py
+++ b/src/ui/widgets/filepicker.py
@@ -18,7 +18,11 @@ class FilePicker:
         # enable multi select
         filepicker.setOption(QFileDialog.Option.DontUseCustomDirectoryIcons, True)
 
-        files, _ = filepicker.getOpenFileNames(caption="Open file", dir=self.last_path)
+        files, _ = filepicker.getOpenFileNames(
+            caption="Open file",
+            directory=self.last_path,
+            filter="Unterstützte Dateien (*.docx *.csv);;Word (*.docx);;CSV Files (*.csv)",
+        )
         if files:
             self.last_path = files[0]
             self.settings.setValue("last_path", self.last_path)