diff --git a/bitblas/tl/tuner.py b/bitblas/tl/tuner.py
index e3a7b5fd..fd3c98ef 100644
--- a/bitblas/tl/tuner.py
+++ b/bitblas/tl/tuner.py
@@ -122,6 +122,7 @@ def tvm_callback_cuda_postproc(code, _):
             code = tensor_remove_make_int4(code)
             code = tensor_remove_make_int2(code)
             return code
+
         # check only have one function in the module
         if len(mod.functions) > 1:
             raise ValueError("Only support one function in the module")