diff --git a/sdl_sample/ubuntu-20.04_armv8_jetson/run.py b/sdl_sample/ubuntu-20.04_armv8_jetson/run.py
index 37fb20e..9f935bf 100644
--- a/sdl_sample/ubuntu-20.04_armv8_jetson/run.py
+++ b/sdl_sample/ubuntu-20.04_armv8_jetson/run.py
@@ -189,6 +189,7 @@ def main():
             '-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=BOTH',
             f'-DCMAKE_SYSROOT={sysroot}',
             f"-DLIBCXX_INCLUDE_DIR={cmake_path(os.path.join(webrtc_info.libcxx_dir, 'include'))}",
+            '-DCMAKE_CXX_FLAGS=\'-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE\'',
         ]
 
         cmd(['cmake', os.path.join(PROJECT_DIR)] + cmake_args)
diff --git a/sdl_sample/ubuntu-20.04_x86_64/run.py b/sdl_sample/ubuntu-20.04_x86_64/run.py
index 4f327d2..01dca33 100644
--- a/sdl_sample/ubuntu-20.04_x86_64/run.py
+++ b/sdl_sample/ubuntu-20.04_x86_64/run.py
@@ -153,6 +153,7 @@ def main():
             f"-DCMAKE_C_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang')}",
             f"-DCMAKE_CXX_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang++')}",
             f"-DLIBCXX_INCLUDE_DIR={cmake_path(os.path.join(webrtc_info.libcxx_dir, 'include'))}",
+            '-DCMAKE_CXX_FLAGS=\'-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE\'',
         ]
 
         cmd(['cmake', os.path.join(PROJECT_DIR)] + cmake_args)
diff --git a/sdl_sample/ubuntu-22.04_x86_64/run.py b/sdl_sample/ubuntu-22.04_x86_64/run.py
index 6ff56fb..44a161b 100644
--- a/sdl_sample/ubuntu-22.04_x86_64/run.py
+++ b/sdl_sample/ubuntu-22.04_x86_64/run.py
@@ -153,6 +153,7 @@ def main():
             f"-DCMAKE_C_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang')}",
             f"-DCMAKE_CXX_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang++')}",
             f"-DLIBCXX_INCLUDE_DIR={cmake_path(os.path.join(webrtc_info.libcxx_dir, 'include'))}",
+            '-DCMAKE_CXX_FLAGS=\'-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE\'',
         ]
 
         cmd(['cmake', os.path.join(PROJECT_DIR)] + cmake_args)
diff --git a/sumomo/ubuntu-20.04_armv8_jetson/run.py b/sumomo/ubuntu-20.04_armv8_jetson/run.py
index 88a9ca6..f254a3f 100644
--- a/sumomo/ubuntu-20.04_armv8_jetson/run.py
+++ b/sumomo/ubuntu-20.04_armv8_jetson/run.py
@@ -189,6 +189,7 @@ def main():
             '-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=BOTH',
             f'-DCMAKE_SYSROOT={sysroot}',
             f"-DLIBCXX_INCLUDE_DIR={cmake_path(os.path.join(webrtc_info.libcxx_dir, 'include'))}",
+            '-DCMAKE_CXX_FLAGS=\'-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE\'',
         ]
 
         cmd(['cmake', os.path.join(PROJECT_DIR)] + cmake_args)
diff --git a/sumomo/ubuntu-20.04_x86_64/run.py b/sumomo/ubuntu-20.04_x86_64/run.py
index 9c8fd1c..c91aa53 100644
--- a/sumomo/ubuntu-20.04_x86_64/run.py
+++ b/sumomo/ubuntu-20.04_x86_64/run.py
@@ -154,6 +154,7 @@ def main():
             f"-DCMAKE_C_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang')}",
             f"-DCMAKE_CXX_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang++')}",
             f"-DLIBCXX_INCLUDE_DIR={cmake_path(os.path.join(webrtc_info.libcxx_dir, 'include'))}",
+            '-DCMAKE_CXX_FLAGS=\'-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE\'',
         ]
 
         cmd(['cmake', os.path.join(PROJECT_DIR)] + cmake_args)
diff --git a/sumomo/ubuntu-22.04_x86_64/run.py b/sumomo/ubuntu-22.04_x86_64/run.py
index a15f178..d495bd8 100644
--- a/sumomo/ubuntu-22.04_x86_64/run.py
+++ b/sumomo/ubuntu-22.04_x86_64/run.py
@@ -154,6 +154,7 @@ def main():
             f"-DCMAKE_C_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang')}",
             f"-DCMAKE_CXX_COMPILER={os.path.join(webrtc_info.clang_dir, 'bin', 'clang++')}",
             f"-DLIBCXX_INCLUDE_DIR={cmake_path(os.path.join(webrtc_info.libcxx_dir, 'include'))}",
+            '-DCMAKE_CXX_FLAGS=\'-D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE\'',
         ]
 
         cmd(['cmake', os.path.join(PROJECT_DIR)] + cmake_args)