diff --git a/acme.sh b/acme.sh
index bd3a51b..6eace3f 100755
--- a/acme.sh
+++ b/acme.sh
@@ -4540,7 +4540,7 @@ _process() {
 
 if [ "$INSTALLONLINE" ]; then
   INSTALLONLINE=""
-  _installOnline $BRANCH
+  _installOnline
   exit
 fi