diff --git a/python/tvm/contrib/cutlass/gen_conv2d.py b/python/tvm/contrib/cutlass/gen_conv2d.py
index 19ed4a86035e3..a6e6300f213ae 100644
--- a/python/tvm/contrib/cutlass/gen_conv2d.py
+++ b/python/tvm/contrib/cutlass/gen_conv2d.py
@@ -16,7 +16,6 @@
 # under the License.
 # pylint: disable=invalid-name
 """Conv2d kernel generator and profiler for CUTLASS."""
-import re
 from .conv2d_operation import Conv2dOperation, EmitConv2dInstance
 from .gen_gemm import CutlassGemmProfiler
 from .conv2d_profiler import Conv2dProfilerEmitter