diff --git a/main.py b/main.py
index b9706ef..0d750b1 100644
--- a/main.py
+++ b/main.py
@@ -36,7 +36,8 @@ def convert_img(path = os.path.abspath('.')):
                 return 1
         elif file.endswith('.jpg') or file.endswith('.jpeg'):
             img = Image.open(path + '\\' + file)
-            img.save(path + '\\' + file.split('.')[0] + ".png", "PNG")
+            dot_index = file.rfind('.')
+            img.save(path + '\\' + file[dot_index:] + ".png", "PNG")
 
 
 def gen_filelist(path = os.path.abspath('.')):