diff --git a/dsv4/kernels/attention/fmha_6warp.cuh b/dsv4/kernels/attention/fmha_6warp.cuh
index bb9c86c8..7740d84b 100644
--- a/dsv4/kernels/attention/fmha_6warp.cuh
+++ b/dsv4/kernels/attention/fmha_6warp.cuh
@@ -211,7 +211,6 @@ fmha_6warp_kernel(
     // Epilogue: TMEM → regs → normalize → BF16 → GMEM (warp 0)
     // ================================================================
     if (wid == 0) {
-        float inv_sum = 1.0f / *sRowSum;
         float o_vals[HD];
         for (int n = 0; n < HD / 8; n++) {
             float tmp[8];
@@ -220,7 +219,7 @@ fmha_6warp_kernel(
                   "=f"(tmp[4]),"=f"(tmp[5]),"=f"(tmp[6]),"=f"(tmp[7])
                 : "r"(tb + n*8));
             asm volatile("tcgen05.wait::ld.sync.aligned;");
-            if (lane == 0) for (int c=0;c<8;c++) o_vals[n*8+c] = tmp[c] * inv_sum;
+            if (lane == 0) for (int c=0;c<8;c++) o_vals[n*8+c] = tmp[c];
         }
         if (lane == 0) for (int d=0;d<HD;d++) o[d] = f32_to_bf16(o_vals[d]);
     }