diff --git a/update_package.sh b/update_package.sh
index 0a854a7674a0624669e25f0cfb7f7318d008880b..8d5e3c6a30f63cc348a30a2012b1244285076331 100644
--- a/update_package.sh
+++ b/update_package.sh
@@ -34,6 +34,7 @@ function CopyIfPresent() {
 echo "Copying preserved files..."
 CopyIfPresent "Android.bp"
 CopyIfPresent "Android.mk"
+CopyIfPresent "CleanSpec.mk"
 CopyIfPresent "LICENSE"
 CopyIfPresent "NOTICE"
 cp -a -f -n $external_dir/MODULE_LICENSE_* .