diff --git a/dev/dist.sh b/dev/dist.sh
index 6fb8b78a..5dd323e1 100755
--- a/dev/dist.sh
+++ b/dev/dist.sh
@@ -98,7 +98,7 @@ tag()
     
     version=`./setup.py version`
     if [ "$version" = 'Ponysay '"$1"' installer' ]; then
-	git tag -a "$@" && git checkout "$1" && git push --tags -u origin "$1"
+	git tag -s "$@" && git checkout "$1" && git push --tags -u origin "$1"
     else
 	echo 'Setup script reports. '"$version"
 	echo 'This is not consistent with desired tag version: '"$1"