diff --git a/debian/postinst b/debian/postinst
index 8c4fff66..7c730987 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -11,7 +11,7 @@ do_configure() {
       bash /usr/share/yunohost/hooks/conf_regen/15-nginx init
   else
       echo "Regenerating configuration, this might take a while..."
-      yunohost service regenconf --output-as none
+      yunohost service regen-conf --output-as none
 
       # restart yunohost-firewall if it's running
       service yunohost-firewall status >/dev/null \