diff --git a/tests/unit/test_fmha_hd64_debug.cu b/tests/unit/test_fmha_hd64_debug.cu
index 79288dd1..b3ac07fe 100644
--- a/tests/unit/test_fmha_hd64_debug.cu
+++ b/tests/unit/test_fmha_hd64_debug.cu
@@ -242,8 +242,8 @@ int main() {
     printf("Cosine: %.8f\n", cs_reg);
 
     // Compare MMA PV vs reference
-    printf("\n--- MMA PV vs FP32 reference ---\n");
-    for (int d=0;d<8;d++) printf("  MMA[%d]=%.6f  ref[%d]=%.6f  ratio=%.4f\n",
+    printf("\n--- MMA PV vs FP32 reference (all 64 elements) ---\n");
+    for (int d=0;d<HD;d++) printf("  MMA[%2d]=%10.6f  ref[%2d]=%10.6f  ratio=%.4f\n",
         d, bf16_to_f32_host(h_o_mma[d]), d, h_o_ref[d],
         fabsf(h_o_ref[d])>1e-6f ? bf16_to_f32_host(h_o_mma[d])/h_o_ref[d] : 0);
     float cs_mma = 0, na_mma = 0, nb_mma = 0;