diff --git a/rope/GUI.py b/rope/GUI.py
index 4e6c4827..f9237e9a 100644
--- a/rope/GUI.py
+++ b/rope/GUI.py
@@ -2094,6 +2094,8 @@ def load_input_faces(self):
         directory = self.json_dict["source faces"]
         filenames = [os.path.join(dirpath,f) for (dirpath, dirnames, filenames) in os.walk(directory) for f in filenames]
 
+        filenames = sorted(filenames, key=str.lower)
+
         # torch.cuda.memory._record_memory_history(True, trace_alloc_max_entries=100000, trace_alloc_record_context=True)
         i=0
         for file in filenames: # Does not include full path
@@ -2389,6 +2391,8 @@ def populate_target_videos(self):
         directory =  self.json_dict["source videos"]
         filenames = [os.path.join(dirpath,f) for (dirpath, dirnames, filenames) in os.walk(directory) for f in filenames]
 
+        filenames = sorted(filenames, key=str.lower)
+
         images = []
         self.target_media = []
         self.target_media_buttons = []