diff --git a/fastdeploy/engine/engine.py b/fastdeploy/engine/engine.py
index 88067ed068..fa9fa61750 100644
--- a/fastdeploy/engine/engine.py
+++ b/fastdeploy/engine/engine.py
@@ -535,7 +535,7 @@ def add_requests(self, task, sampling_params=None, **kwargs):
             max_stop_seqs_num = int(envs.FD_MAX_STOP_SEQS_NUM)
             if len(stop_seqs_len) > max_stop_seqs_num:
                 error_msg = (
-                    f"Length of stop ({stop_seqs_len}) exceeds the limit max_model_len({max_stop_seqs_num})."
+                    f"Length of stop ({stop_seqs_len}) exceeds the limit max_stop_seqs_num({max_stop_seqs_num})."
                     "Please reduce the number of stop or set a lager max_stop_seqs_num by `FD_MAX_STOP_SEQS_NUM`"
                 )
                 llm_logger.error(error_msg)
@@ -544,7 +544,7 @@ def add_requests(self, task, sampling_params=None, **kwargs):
             for single_stop_seq_len in stop_seqs_len:
                 if single_stop_seq_len > stop_seqs_max_len:
                     error_msg = (
-                        f"Length of stop_seqs({single_stop_seq_len}) exceeds the limit max_model_len({stop_seqs_max_len})."
+                        f"Length of stop_seqs({single_stop_seq_len}) exceeds the limit stop_seqs_max_len({stop_seqs_max_len})."
                         "Please reduce the length of stop sequences or set a larger stop_seqs_max_len by `FD_STOP_SEQS_MAX_LEN`"
                     )
                     llm_logger.error(error_msg)
diff --git a/fastdeploy/entrypoints/engine_client.py b/fastdeploy/entrypoints/engine_client.py
index 7c92390bc3..12d14f7e1c 100644
--- a/fastdeploy/entrypoints/engine_client.py
+++ b/fastdeploy/entrypoints/engine_client.py
@@ -152,7 +152,7 @@ def add_requests(self, task):
             max_stop_seqs_num = int(envs.FD_MAX_STOP_SEQS_NUM)
             if len(stop_seqs_len) > max_stop_seqs_num:
                 error_msg = (
-                    f"Length of stop ({stop_seqs_len}) exceeds the limit max_model_len({max_stop_seqs_num})."
+                    f"Length of stop ({stop_seqs_len}) exceeds the limit max_stop_seqs_num({max_stop_seqs_num})."
                     "Please reduce the number of stop or set a lager max_stop_seqs_num by `FD_MAX_STOP_SEQS_NUM`"
                 )
                 api_server_logger.error(error_msg)
@@ -161,7 +161,7 @@ def add_requests(self, task):
             for single_stop_seq_len in stop_seqs_len:
                 if single_stop_seq_len > stop_seqs_max_len:
                     error_msg = (
-                        f"Length of stop_seqs({single_stop_seq_len}) exceeds the limit max_model_len({stop_seqs_max_len})."
+                        f"Length of stop_seqs({single_stop_seq_len}) exceeds the limit stop_seqs_max_len({stop_seqs_max_len})."
                         "Please reduce the length of stop sequences or set a larger stop_seqs_max_len by `FD_STOP_SEQS_MAX_LEN`"
                     )
                     api_server_logger.error(error_msg)