diff --git a/removeads.py b/removeads.py
index a8156f3..a64f687 100755
--- a/removeads.py
+++ b/removeads.py
@@ -3378,7 +3378,7 @@ def main() -> None:
 
     try:
         input_file = open(args.input_file, mode='rb')
-        logger.debug("Type of input file: %s" % type(input_file))
+        logger.debug("Type of input file: %s", type(input_file))
     except IOError:
         logger.error("Impossible to open %s", args.input_file)
         exit(-1)
@@ -3783,7 +3783,7 @@ def main() -> None:
 
             logger.info(sts)
             if len(sts) > 0:
-                logger.info('Supported languages: %s' % supported_langs)
+                logger.info('Supported languages: %s', supported_langs)
                 list_of_subtitles = extract_srt(paths['mkvextract'], final_with_video_name, sts,
                                              supported_langs)
                 logger.info(list_of_subtitles)