diff --git a/build-js.sh b/build-js.sh
index a1a4c4c..919442b 100644
--- a/build-js.sh
+++ b/build-js.sh
@@ -3,6 +3,6 @@
 cp -r src/* build/
 rm -rf build/injections/*
 mkdir -p build/src/injections
-for f in src/injections/*; do uglifyjs $f --compress --mangle -o build/$f; done
-cp build/src/injections/* build/injections/
+for f in src/injections/*; do uglifyjs $f --compress --mangle --lint -o build/$f; done
+cp -rp build/src/* build/
 rm -rf build/src
\ No newline at end of file