diff --git a/tests/unit/test_fmha_6warp_multihead.cu b/tests/unit/test_fmha_6warp_multihead.cu
index 82dd0e97..a13de359 100644
--- a/tests/unit/test_fmha_6warp_multihead.cu
+++ b/tests/unit/test_fmha_6warp_multihead.cu
@@ -99,7 +99,6 @@ static int test_mha(int n_h) {
     params.s_k = SK;
     params.scale = SCALE;
     params.head_dim = HD;
-    params.n_kv_tiles = 0;  // auto-calculate
     params.q_head_stride = HD;       // T=1, stride = 1 * hd
     params.q_batch_stride = n_h * HD;
     params.k_head_stride = SK * HD;  // each head has its own K
@@ -219,7 +218,6 @@ static int test_mqa(int n_q, int n_kv) {
         params.s_k = SK;
         params.scale = SCALE;
         params.head_dim = HD;
-    params.n_kv_tiles = 0;  // auto-calculate
         params.q_head_stride = HD;
         params.q_batch_stride = n_q * HD;
         params.k_head_stride = 0;  // MQA: all heads share same K
@@ -314,7 +312,6 @@ static int test_batched(int n_h, int batch_size) {
     params.s_k = SK;
     params.scale = SCALE;
     params.head_dim = HD;
-    params.n_kv_tiles = 0;  // auto-calculate
     params.q_head_stride = HD;
     params.q_batch_stride = n_h * HD;
     params.k_head_stride = SK * HD;