diff --git a/vllm/v1/attention/backends/mla/prefill/tokenspeed_mla.py b/vllm/v1/attention/backends/mla/prefill/tokenspeed_mla.py
index 809d0bbddfd..135e76795b3 100644
--- a/vllm/v1/attention/backends/mla/prefill/tokenspeed_mla.py
+++ b/vllm/v1/attention/backends/mla/prefill/tokenspeed_mla.py
@@ -70,8 +70,6 @@ class TokenspeedMLAPrefillBackend(MLAPrefillBackend):
         qk_rope_head_dim: int,
         v_head_dim: int,
         vllm_config: "VllmConfig",
-        device: torch.device,
-        layer_names: list[str] | None = None,
     ) -> None:
         super().__init__(
             num_heads=num_heads,
@@ -81,8 +79,6 @@ class TokenspeedMLAPrefillBackend(MLAPrefillBackend):
             qk_rope_head_dim=qk_rope_head_dim,
             v_head_dim=v_head_dim,
             vllm_config=vllm_config,
-            device=device,
-            layer_names=layer_names,
         )
 
         # Pre-JIT the kernel for both BF16 and FP8 prefill shapes so the first