diff --git a/renamer.py b/renamer.py
index 12b309ae0bbc9aa26fb582dbfbf1d53f206eb794..1a2f7bc9c09ee1c4245e20b173c850c5834ccdff 100644
--- a/renamer.py
+++ b/renamer.py
@@ -6,7 +6,7 @@
 from glob import glob
 import os
 
-files_list = glob("*")
+files_list = glob("*.png")
 for file in files_list:
     numbers = [file]
     for s in file: