diff --git a/find_duplicate_files/find_duplicate_files.py b/find_duplicate_files/find_duplicate_files.py
index 2221dcd..a323b28 100644
--- a/find_duplicate_files/find_duplicate_files.py
+++ b/find_duplicate_files/find_duplicate_files.py
@@ -158,7 +158,7 @@ class find_duplicate_files:
 @click.option('--first-directory', '-f', required=True, help='First directory to find files AND TO DELETE FILES FROM!!!')
 @click.option('--second-directory', '-s', required=True, help='Second directory to find files')
 @click.option('--exclude', '-e', multiple=True, help='Regular expression pattern to exclude from files and directories.')
-@click.option('--limit', '-l', default=None, help='Limit to a certain number of files to check.')
+@click.option('--limit', '-l', type=int, default=None, help='Limit to a certain number of files to check.')
 @click_config_file.configuration_option()
 def __main__(debug_level, log_file, dummy, first_directory, second_directory, exclude, limit):
     return find_duplicate_files(debug_level, log_file, dummy, first_directory, second_directory, exclude, limit)