diff --git a/build.sh b/build.sh
index 2dcd552..64a431c 100755
--- a/build.sh
+++ b/build.sh
@@ -63,6 +63,9 @@ if [ ${BUILD_VERSION} -eq 3 ]; then
     exit 0
 fi
 
+${TRAVIS_BUILD_DIR}/PawPaw/bootstrap-carla.sh ${TARGET}
+${TRAVIS_BUILD_DIR}/PawPaw/.cleanup.sh ${TARGET}
+
 # ---------------------------------------------------------------------------------------------------------------------
 # import PawPaw environment