diff --git a/dsv4/kernels/attention/fmha.py b/dsv4/kernels/attention/fmha.py
index 3f1a70b6..17b7df14 100644
--- a/dsv4/kernels/attention/fmha.py
+++ b/dsv4/kernels/attention/fmha.py
@@ -378,10 +378,6 @@ class FmhaKernel:
                             k2 = k_coord // 64
                             _sP_nostage[(m_coord, k0), 0, (k1, k2)] = rP_bf16[(j0, 0), j1, 0, 0]
                     cute.arch.fence_proxy("async.shared", space="cta")
-                # O rescale register tensor (defined unconditionally for CuTeDSL scoping)
-                tTMrO = cute.make_rmem_tensor(
-                    (tTMEM_LOADcO.shape, 128 // corr_tile_size), self.acc_dtype
-                )
                 if kt > 0:
                     for i in range(n_corr_tiles):
                         tTMrO_i_ = tTMrO[None, i]