diff --git a/pz b/pz
index fdd9019..c8f2762 100755
--- a/pz
+++ b/pz
@@ -43,10 +43,10 @@ if [ -z "$destdir" ]; then
 fi
 
 setx name=basename -- "$projdir"
-setx version=pver --show --allow-empty
-version="${version%+*}"
-setx branch=git_get_branch
-dest="$destdir/$name${version:+-$version}+$branch.tgz"
+setx branch=git rev-parse --short HEAD 2>/dev/null
+setx version=pver --show --allow-empty --add-metadata "$branch"
+[ -n "$version" ] || version="+$branch"
+dest="$destdir/$name${version:+-$version}.tgz"
 
 estep "Création de $(ppath "$dest")"
 git archive -o "$dest" --prefix="$name${version:+-$version}/" HEAD