diff --git a/example/ck_tile/01_fmha/codegen/ops/fmha_batch_prefill.py b/example/ck_tile/01_fmha/codegen/ops/fmha_batch_prefill.py
index f172bb6ab6..35e8c1be49 100644
--- a/example/ck_tile/01_fmha/codegen/ops/fmha_batch_prefill.py
+++ b/example/ck_tile/01_fmha/codegen/ops/fmha_batch_prefill.py
@@ -635,6 +635,7 @@ class KernelComponentFactory:
         elif dtype in ["fp8bf16"]:
             return {
                 128 : [FmhaFwdTileSize(128, 128, 32, 128, 32,  128,  4, 1, 1,  4, 1, 1,  32, 32, 32,  32, 32, 32,  -1)],
+                256 : [FmhaFwdTileSize(128, 128, 32, 256, 32,  256,  4, 1, 1,  4, 1, 1,  32, 32, 32,  32, 32, 32,  -1)],
             }  # fmt: skip
         else:
             return None