diff --git a/fastdeploy/engine/engine.py b/fastdeploy/engine/engine.py
index 1525b48d785..9ad677fb9e1 100644
--- a/fastdeploy/engine/engine.py
+++ b/fastdeploy/engine/engine.py
@@ -503,7 +503,6 @@ def _start_worker_service(self):
             f" --tensor_parallel_size {self.cfg.parallel_config.tensor_parallel_size}"
             f" --engine_worker_queue_port {ports}"
             f" --pod_ip {self.cfg.master_ip}"
-            f" --total_block_num {self.cfg.cache_config.total_block_num}"
             f" --block_size {self.cfg.cache_config.block_size}"
             f" --enc_dec_block_num {self.cfg.cache_config.enc_dec_block_num}"
             f" --eos_tokens_lens {self.engine.data_processor.eos_token_id_len}"
@@ -536,7 +535,7 @@ def _start_worker_service(self):
             f" --logprobs_mode {self.cfg.model_config.logprobs_mode}"
         )
 
-        worker_append_flag = {
+        worker_store_true_flag = {
             "enable_expert_parallel": self.cfg.parallel_config.enable_expert_parallel,
             "enable_prefix_caching": self.cfg.cache_config.enable_prefix_caching,
             "enable_chunked_prefill": self.cfg.cache_config.enable_chunked_prefill,
@@ -547,9 +546,17 @@ def _start_worker_service(self):
             "enable_logprob": self.cfg.model_config.enable_logprob,
             "lm_head_fp32": self.cfg.model_config.lm_head_fp32,
         }
-        for worker_flag, value in worker_append_flag.items():
+        for worker_flag, value in worker_store_true_flag.items():
             if value:
                 arguments = arguments + f" --{worker_flag}"
+
+        worker_default_none_flag = {
+            "num_gpu_blocks_override": self.cfg.cache_config.num_gpu_blocks_override,
+        }
+        for worker_flag, value in worker_default_none_flag.items():
+            if value:
+                arguments = arguments + f" --{worker_flag} {value}"
+
         if self.cfg.nnode > 1:
             pd_cmd = pd_cmd + f" --ips {ips} --nnodes {len(self.cfg.ips)}"
         pd_cmd = pd_cmd + arguments + f" 2>{log_dir}/launch_worker.log"
diff --git a/fastdeploy/worker/worker_process.py b/fastdeploy/worker/worker_process.py
index 9ea08542bc3..3279622526b 100644
--- a/fastdeploy/worker/worker_process.py
+++ b/fastdeploy/worker/worker_process.py
@@ -480,7 +480,7 @@ def parse_args():
         help="model dir",
     )
     parser.add_argument("-mbs", "--max_num_seqs", type=int, default=34, help="max batch size")
-    parser.add_argument("--total_block_num", type=int, default=2000)
+    parser.add_argument("--num_gpu_blocks_override", type=int, default=None)
     parser.add_argument("--block_size", type=int, default=64)
     parser.add_argument("--pod_ip", type=str, default="127.0.0.1")
     parser.add_argument("--engine_worker_queue_port", type=str, default="9923")
@@ -707,6 +707,7 @@ def initialize_fd_config(args, ranks: int = 1, local_rank: int = 0) -> FDConfig:
     parallel_config = ParallelConfig(vars(args))
     cache_config = CacheConfig(vars(args))
     scheduler_config = SchedulerConfig(vars(args))
+
     parallel_config.tensor_parallel_rank = local_rank % parallel_config.tensor_parallel_size
     parallel_config.data_parallel_rank = local_rank // parallel_config.tensor_parallel_size
     # config for EP