diff --git a/kernels/sgemm_tcore/sgemm_impl.hpp b/kernels/sgemm_tcore/sgemm_impl.hpp
index 9c2b0dc5..d2e9af24 100644
--- a/kernels/sgemm_tcore/sgemm_impl.hpp
+++ b/kernels/sgemm_tcore/sgemm_impl.hpp
@@ -19,7 +19,7 @@ using float_type = float16_t;
 
 // Generate kernel for the Hopper-style SMEM-decoupled tensor core.  This uses
 // asynchronous HGMMA and HGMMA_WAIT instructions.
-#define TENSOR_HOPPER 1
+#define TENSOR_HOPPER 0
 
 // Constraints on parameters:
 // * Memory: