diff --git a/build_make.py b/build_make.py
index 814d32f..6ffc99f 100644
--- a/build_make.py
+++ b/build_make.py
@@ -3,11 +3,11 @@ import glob
 import shutil
 
 def filepath_mass_changer(Version ,path ,apapath, extension="txt"):
-    f = glob.glob(os.path.join(path,"*.txt"))
+    f = glob.glob(os.path.join(path,"*."+extension))
     for filename in f:
         s = os.path.basename(filename)
         os.rename(filename, os.path.join(path, Version + '_' + s ))
         f = glob.glob(os.path.join(path,"*."+extension))
     for filename in f:
         s = os.path.basename(filename)
-        shutil.copy2(os.path.join(path,s), apapath)
\ No newline at end of file
+        shutil.copy2(os.path.join(path,s), apapath)