diff --git a/txt-line-merge-abc b/txt-line-merge-abc
old mode 100755
new mode 100644
index bebdab2..d6487ea
--- a/txt-line-merge-abc
+++ b/txt-line-merge-abc
@@ -34,3 +34,4 @@ if __name__ == "__main__":
     else:
         merge_files(file_paths)
 
+