diff --git a/contrib/systemd/sist2-update-files.sh b/contrib/systemd/sist2-update-files.sh
index 650de8c..15a9792 100755
--- a/contrib/systemd/sist2-update-files.sh
+++ b/contrib/systemd/sist2-update-files.sh
@@ -30,5 +30,5 @@ unset http_proxy
 unset https_proxy
 unset HTTP_PROXY
 unset HTTPS_PROXY
-sist2 index $ORIG --incremental=yes
+sist2 index $ORIG --incremental-index
 echo ">>> Index complete"
diff --git a/contrib/systemd/sist2-update-nextcloud.sh b/contrib/systemd/sist2-update-nextcloud.sh
index b17f478..644f385 100755
--- a/contrib/systemd/sist2-update-nextcloud.sh
+++ b/contrib/systemd/sist2-update-nextcloud.sh
@@ -30,4 +30,4 @@ unset http_proxy
 unset https_proxy
 unset HTTP_PROXY
 unset HTTPS_PROXY
-sist2 index $ORIG --incremental=yes
+sist2 index $ORIG --incremental-index