diff --git a/tools/mapmerge/mapmerger.py b/tools/mapmerge/mapmerger.py
index 2b679cb131..f0206a9b6c 100644
--- a/tools/mapmerge/mapmerger.py
+++ b/tools/mapmerge/mapmerger.py
@@ -4,7 +4,7 @@ import shutil
 
 #main("../../_maps/")
 def main(map_folder, tgm=0):
-    valid_indices = map_helpers.prompt_maps(map_folder, "merge", tgm)
+    maps = map_helpers.prompt_maps(map_folder, "merge", tgm)
 
     print("\nMerging these maps:")
     for i in maps.indices:
@@ -15,8 +15,8 @@ def main(map_folder, tgm=0):
         print("\nAborted map merge.")
         sys.exit()
     else:
-        for i in valid_indices:
-            path_str = str(list_of_files[i])
+        for i in maps.indices:
+            path_str = str(maps.files[i])
             shutil.copyfile(path_str, path_str + ".before")
             path_str_pretty = path_str[len(map_folder):]
             try: