diff --git a/scripts/after-build.sh b/scripts/after-build.sh
index 5142c0e739e3d33775590833d21b03ff44c176d7..04e4b2821fb9b8da7c415ce441e191295f3abeea 100755
--- a/scripts/after-build.sh
+++ b/scripts/after-build.sh
@@ -3,5 +3,6 @@ echo "Running after-build tasks ..."
 find target/assets/ -name "parent.*.js" -exec rm -vf {} \;
 find target/assets/ -name "parent.*.css" -exec rm -vf {} \;
 rm -vf target/index.html
+rm -vf target/manifest.json
 mv -v target/parent/assets/* target/assets/
 rm -rfv target/parent