diff --git a/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1_policy.hpp b/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1_policy.hpp
index 474924ec84..a20e01dc93 100644
--- a/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1_policy.hpp
+++ b/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1_policy.hpp
@@ -69,7 +69,7 @@ struct UniversalFlatmmPipelineAgBgCrPolicy
         return a_lds_block_desc;
 #endif
 /*xor*/
-#if 0
+#if 1
         constexpr index_t kMPerBlock = Problem::BlockGemmShape::kM;
         constexpr index_t kKPerBlock = Problem::BlockGemmShape::kK;
         constexpr index_t kKPack     = GetSmemPackA<Problem>();