diff --git a/dsv4/kernels/router/dense_router_decode_kernel.py b/dsv4/kernels/router/dense_router_decode_kernel.py
index 31a5b326..42216f50 100644
--- a/dsv4/kernels/router/dense_router_decode_kernel.py
+++ b/dsv4/kernels/router/dense_router_decode_kernel.py
@@ -60,7 +60,7 @@ class DenseRouterDecodeKernel:
     def _create_tiled_mma(self):
         return utils.sm100.make_trivial_tiled_mma(
             self.a_dtype, self.a_major_mode, self.b_major_mode,
-            self.acc_dtype, self.cta_group, self.mma_tiler[:2],
+            self.acc_dtype, self.cta_group, self.mma_tiler_mn,
         )
 
     def _setup_attributes(self):