diff --git a/warc_wat_url_processor.py b/warc_wat_url_processor.py
index 562e815..77a0cce 100644
--- a/warc_wat_url_processor.py
+++ b/warc_wat_url_processor.py
@@ -39,7 +39,7 @@ def process_file(file_path):
 
     # Use zstd command-line tool for compression
     compressed_file_path = f'{output_file_path}.zst'
-    command_compress = f'zstd -T0 -14 --long {output_file_path} -o {compressed_file_path}'
+    command_compress = f'zstd -T0 -12 --long {output_file_path} -o {compressed_file_path}'
     subprocess.run(command_compress, shell=True)
     print(f"Compressed file saved as '{compressed_file_path}'")