diff --git a/tools/scripts/build_ubuntu_x64_ncnn.py b/tools/scripts/build_ubuntu_x64_ncnn.py
index 250f2df1ea..72463f0ebf 100644
--- a/tools/scripts/build_ubuntu_x64_ncnn.py
+++ b/tools/scripts/build_ubuntu_x64_ncnn.py
@@ -90,6 +90,9 @@ def install_mmdeploy(work_dir, dep_dir, ncnn_cmake_dir):
     time.sleep(3)
 
     os.chdir(work_dir)
+    os.system('git submodule init')
+    os.system('git submodule update')
+
     if not os.path.exists('build'):
         os.system('mkdir build')
 
diff --git a/tools/scripts/build_ubuntu_x64_ort.py b/tools/scripts/build_ubuntu_x64_ort.py
index eed42f834a..f1f3a30f20 100644
--- a/tools/scripts/build_ubuntu_x64_ort.py
+++ b/tools/scripts/build_ubuntu_x64_ort.py
@@ -35,6 +35,9 @@ def install_mmdeploy(work_dir, ort_dir):
     time.sleep(3)
 
     os.chdir(work_dir)
+    os.system('git submodule init')
+    os.system('git submodule update')
+
     if not os.path.exists('build'):
         os.system('mkdir build')
 
diff --git a/tools/scripts/build_ubuntu_x64_pplnn.py b/tools/scripts/build_ubuntu_x64_pplnn.py
index 74514f3375..fd1042ac2f 100644
--- a/tools/scripts/build_ubuntu_x64_pplnn.py
+++ b/tools/scripts/build_ubuntu_x64_pplnn.py
@@ -79,6 +79,9 @@ def install_mmdeploy(work_dir, pplnn_cmake_dir, pplcv_cmake_dir, build_cuda):
     time.sleep(3)
 
     os.chdir(work_dir)
+    os.system('git submodule init')
+    os.system('git submodule update')
+
     if not os.path.exists('build'):
         os.system('mkdir build')
 
diff --git a/tools/scripts/build_ubuntu_x64_torchscript.py b/tools/scripts/build_ubuntu_x64_torchscript.py
index 4baf5e1585..f4555f7e45 100644
--- a/tools/scripts/build_ubuntu_x64_torchscript.py
+++ b/tools/scripts/build_ubuntu_x64_torchscript.py
@@ -61,6 +61,9 @@ def install_mmdeploy(work_dir, libtorch_dir):
     time.sleep(3)
 
     os.chdir(work_dir)
+    os.system('git submodule init')
+    os.system('git submodule update')
+
     if not os.path.exists('build'):
         os.system('mkdir build')