diff --git a/packages/features/ee/teams/components/MemberListItem.tsx b/packages/features/ee/teams/components/MemberListItem.tsx
index c32912d490..4e234a4bdf 100644
--- a/packages/features/ee/teams/components/MemberListItem.tsx
+++ b/packages/features/ee/teams/components/MemberListItem.tsx
@@ -95,7 +95,7 @@ export default function MemberListItem(props: Props) {
     process.env.NEXT_PUBLIC_TEAM_IMPERSONATION === "true";
 
   const urlWithoutProtocol = WEBAPP_URL.replace(/^https?:\/\//, "");
-  const bookingLink = `${urlWithoutProtocol}/${props.member.username}`;
+  const bookingLink = !!props.member.username && `${urlWithoutProtocol}/${props.member.username}`;
 
   return (
     <li className="divide-subtle divide-y px-5">