diff --git a/RawRefinery/application/RawRefineryApp.py b/RawRefinery/application/RawRefineryApp.py
index 5983f7c..24fa846 100644
--- a/RawRefinery/application/RawRefineryApp.py
+++ b/RawRefinery/application/RawRefineryApp.py
@@ -175,7 +175,7 @@ def open_folder_dialog(self):
         if folder:
             self.current_folder = folder
             self.file_list.clear()
-            exts = ('.cr2', '.cr3', '.nef', '.arw', '.dng')
+            exts = ('.cr2', '.cr3', '.nef', '.arw', '.dng', '.orf', '.rw2')
             files = sorted([f for f in os.listdir(folder) if f.lower().endswith(exts)])
             self.file_list.addItems(files)
 
@@ -322,4 +322,4 @@ def display_device(self, device):
     window = RawRefineryApp()
     window.show()
     window.loading_popup()
-    sys.exit(app.exec())
\ No newline at end of file
+    sys.exit(app.exec())