diff --git a/fbgemm_gpu/fbgemm_gpu/quantize_comm.py b/fbgemm_gpu/fbgemm_gpu/quantize_comm.py
index 7db84e4bf6..4a786891b7 100644
--- a/fbgemm_gpu/fbgemm_gpu/quantize_comm.py
+++ b/fbgemm_gpu/fbgemm_gpu/quantize_comm.py
@@ -230,7 +230,7 @@ def calc_quantized_size(
             ctx = none_throws(ctx)
             torch._check(
                 input_len % ctx.row_dim == 0,
-                lambda: f"input_len  {input_len} is not a multiple of row dim {ctx.row_dim}",
+                f"input_len  {input_len} is not a multiple of row dim {ctx.row_dim}",
             )
             assert input_len % ctx.row_dim == 0, (
                 f"input_len {input_len} is not a multiple of row dim {ctx.row_dim} "