diff --git a/python/sglang/srt/mem_cache/memory_pool_host.py b/python/sglang/srt/mem_cache/memory_pool_host.py
index fc0ba09bc..02c64c8b3 100644
--- a/python/sglang/srt/mem_cache/memory_pool_host.py
+++ b/python/sglang/srt/mem_cache/memory_pool_host.py
@@ -618,7 +618,7 @@ class MLATokenToKVPoolHost(HostKVCache):
             elif self.layout == "page_first":
                 transfer_kv_all_layer_mla_lf_pf(
                     src_layers=device_pool.data_ptrs,
-                    dst_k=self.kv_buffer,
+                    dst=self.kv_buffer,
                     src_indices=device_indices,
                     dst_indices=host_indices,
                     item_size=self.token_stride_size,