diff --git a/scripts/prepare_deploy.sh b/scripts/prepare_deploy.sh
index ec211e2..c17dec8 100644
--- a/scripts/prepare_deploy.sh
+++ b/scripts/prepare_deploy.sh
@@ -138,7 +138,7 @@ cp "${PROJECT_ROOT}/config/vehicle_control.json" "${DEPLOY_DIR}/config/"
 
 # Copy tools
 log_info "Copying tools..."
-cp "${PROJECT_ROOT}/tools/mock_server" "${DEPLOY_DIR}/tools/"
+cp "${PROJECT_ROOT}/tools/mock_server.py" "${DEPLOY_DIR}/tools/"
 cp "${PROJECT_ROOT}/tools/map_websocket.html" "${DEPLOY_DIR}/tools/"
 cp "${PROJECT_ROOT}/tools/test_websocket.html" "${DEPLOY_DIR}/tools/"