diff --git a/website/client/components/groups/membersModal.vue b/website/client/components/groups/membersModal.vue
index 769208d56d..3a978e2199 100644
--- a/website/client/components/groups/membersModal.vue
+++ b/website/client/components/groups/membersModal.vue
@@ -255,7 +255,7 @@ export default {
 
       if (this.searchTerm) {
         sortedMembers = sortedMembers.filter(member => {
-          return member.profile.name.toLowerCase().indexOf(this.searchTerm.toLowerCase) !== -1;
+          return member.profile.name.toLowerCase().indexOf(this.searchTerm.toLowerCase()) !== -1;
         });
       }