diff --git a/applications/luci-app-acl/htdocs/luci-static/resources/view/system/acl.js b/applications/luci-app-acl/htdocs/luci-static/resources/view/system/acl.js
index 8d1086f754..7f86a298c1 100644
--- a/applications/luci-app-acl/htdocs/luci-static/resources/view/system/acl.js
+++ b/applications/luci-app-acl/htdocs/luci-static/resources/view/system/acl.js
@@ -322,12 +322,12 @@ return view.extend({
 		o.write = function(section_id) {
 			switch (this.formvalue(section_id)) {
 			case 'write':
-				uci.set('rpcd', section_id, 'read', '*');
-				uci.set('rpcd', section_id, 'write', '*');
+				uci.set('rpcd', section_id, 'read', ['*']);
+				uci.set('rpcd', section_id, 'write', ['*']);
 				break;
 
 			case 'read':
-				uci.set('rpcd', section_id, 'read', '*');
+				uci.set('rpcd', section_id, 'read', ['*']);
 				uci.unset('rpcd', section_id, 'write');
 				break;
 			}