diff --git a/dsv4/kernels/attention/fmha.py b/dsv4/kernels/attention/fmha.py
index d11482a5..509cd56f 100644
--- a/dsv4/kernels/attention/fmha.py
+++ b/dsv4/kernels/attention/fmha.py
@@ -37,6 +37,7 @@ class FmhaKernel:
     def _setup(self, qk_mma, pv_mma):
         qk_ik = cute.size(qk_mma.shape_mnk, mode=[2])
         self.qk_mma_tiler = (128, 128, qk_ik * 4)
+        print(f"_setup: head_dim={self.head_dim}, qk_ik={qk_ik}, qk_mma_tiler={self.qk_mma_tiler}")
         pv_ik = cute.size(pv_mma.shape_mnk, mode=[2])
         self.pv_mma_tiler = (128, self.pv_n_tile, pv_ik * (128 // pv_ik))
         self.mma_tiler = self.qk_mma_tiler