diff --git a/deploy/cpp/demo/classifier.cpp b/deploy/cpp/demo/classifier.cpp
index e616d0e78fe2eb52eaef7303ee3f5a85570d797b..8b78d7e8975642b8d10d6c641c0245cdf661d3d9 100644
--- a/deploy/cpp/demo/classifier.cpp
+++ b/deploy/cpp/demo/classifier.cpp
@@ -57,8 +57,7 @@ int main(int argc, char** argv) {
              FLAGS_use_gpu,
              FLAGS_use_trt,
              FLAGS_gpu_id,
-             FLAGS_key,
-             FLAGS_batch_size);
+             FLAGS_key);
 
   // 进行预测
   double total_running_time_s = 0.0;
diff --git a/deploy/cpp/demo/detector.cpp b/deploy/cpp/demo/detector.cpp
index 07bb7665537a8b7ee9d3bd40694eb6368938321e..5b4e3a2ba9d2c921cf23774a17e34e0c8e26cc2a 100644
--- a/deploy/cpp/demo/detector.cpp
+++ b/deploy/cpp/demo/detector.cpp
@@ -62,8 +62,7 @@ int main(int argc, char** argv) {
              FLAGS_use_gpu,
              FLAGS_use_trt,
              FLAGS_gpu_id,
-             FLAGS_key,
-             FLAGS_batch_size);
+             FLAGS_key);
 
   double total_running_time_s = 0.0;
   double total_imread_time_s = 0.0;
diff --git a/deploy/cpp/demo/segmenter.cpp b/deploy/cpp/demo/segmenter.cpp
index b9a81886414dc6505b9e82a8f79588d2faf42a2f..7dd48e551890f3c8e4550694c45bc3f84088ec0a 100644
--- a/deploy/cpp/demo/segmenter.cpp
+++ b/deploy/cpp/demo/segmenter.cpp
@@ -59,8 +59,7 @@ int main(int argc, char** argv) {
              FLAGS_use_gpu,
              FLAGS_use_trt,
              FLAGS_gpu_id,
-             FLAGS_key,
-             FLAGS_batch_size);
+             FLAGS_key);
 
   double total_running_time_s = 0.0;
   double total_imread_time_s = 0.0;