diff --git a/Jenkinsfile b/Jenkinsfile
index 439f3f5..80e5378 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -6,7 +6,7 @@ def build_plugin()
   cd $WORKSPACE
   echo "Building for architecture $arch"
   mkdir -p build/$arch/opt/www
-  [ -f Makefile ] && make clean
+  [ -f Makefile ] && make clean || true
   libtoolize
   aclocal
   autoconf