diff --git a/llmc/compression/quantization/quarot.py b/llmc/compression/quantization/quarot.py
index 9d76366f..458e239a 100644
--- a/llmc/compression/quantization/quarot.py
+++ b/llmc/compression/quantization/quarot.py
@@ -92,7 +92,6 @@ def block_transform(self, block):
         logger.info(f'block:{block}')
         logger.info(f'End transform the {self.block_idx+1}-th block')
 
-
     @torch.no_grad()
     def subset_transform(self, block, subset):
         prev_op = subset['prev_op']