diff --git a/generate-tarball.sh b/generate-tarball.sh
index 3d5fe1e..cd9e1f7 100755
--- a/generate-tarball.sh
+++ b/generate-tarball.sh
@@ -9,7 +9,7 @@ wget "https://github.com/${name}/${name}/archive/${name}-${version}.tar.gz" -O "
 
 rm -rf tarball-tmp
 mkdir tarball-tmp
-cd tarball-tmp
+pushd tarball-tmp
 tar xf "../${name}-${version}.orig.tar.gz"
 
 # CLEAN TARBALL
@@ -18,6 +18,6 @@ find -name '*.class' -delete
 # Contains minified js of uncertain origin
 rm -r */website
 
-tar cf "../${name}-${version}.tar.gz" *
-cd ..
+tar -czf "../${name}-${version}.tar.gz" *
+popd
 rm -r tarball-tmp "${name}-${version}.orig.tar.gz"