diff --git a/python/sglang/srt/mem_cache/memory_pool_host.py b/python/sglang/srt/mem_cache/memory_pool_host.py
index 127c2a072..c216a1387 100644
--- a/python/sglang/srt/mem_cache/memory_pool_host.py
+++ b/python/sglang/srt/mem_cache/memory_pool_host.py
@@ -467,6 +467,7 @@ class MHATokenToKVPoolHost(HostKVCache):
         ptr_list = []
         key_list = []
         kv_buffer_data_ptr = self.kv_buffer.data_ptr()
+        indices = indices.tolist()
         v_offset = (
             self.layer_num
             * self.size
@@ -706,6 +707,7 @@ class MLATokenToKVPoolHost(HostKVCache):
         ptr_list = []
         key_list = []
         kv_buffer_data_ptr = self.kv_buffer.data_ptr()
+        indices = indices.tolist()
         for index in range(0, len(indices), self.page_size):
             k_ptr = (
                 kv_buffer_data_ptr