diff --git a/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1.hpp b/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1.hpp
index 897892afb2..ee8527c458 100644
--- a/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1.hpp
+++ b/include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1.hpp
@@ -59,7 +59,7 @@ struct BaseFlatmmPipelineAGmemBGmemCRegV1
             return TailHandler<DispatchHotloop, TailNumber::Odd>(run_func, has_hot_loop);
         else
         {
-            assert(("Wrong TailNumber!", false));
+            assert(false && "Wrong TailNumber!");
             return TailHandler<DispatchHotloop, TailNumber::Even>(run_func, has_hot_loop);
         }
     }