diff --git a/src/lib/common.ts b/src/lib/common.ts
index db6e55e51..24fa58b4b 100644
--- a/src/lib/common.ts
+++ b/src/lib/common.ts
@@ -69,7 +69,7 @@ export const isTeamIdTokenAvailable = (request) => {
 
 export const getTeam = (event) => {
 	const cookies = Cookie.parse(event.request.headers.get('cookie'));
-	if (cookies.teamId) {
+	if (cookies?.teamId) {
 		return cookies.teamId;
 	} else if (event.locals.session.data.teamId) {
 		return event.locals.session.data.teamId;