diff --git a/backend/src/modules/auth/auth.service.ts b/backend/src/modules/auth/auth.service.ts
index 21a0c7b..c673500 100644
--- a/backend/src/modules/auth/auth.service.ts
+++ b/backend/src/modules/auth/auth.service.ts
@@ -67,6 +67,7 @@ export class AuthService {
               youtubeChannelId,
               name: channelName,
               uploadsPlaylistId,
+              supplementalVideoIds: [],
               youtubeAccessToken: this.encrypt(accessToken),
               youtubeRefreshToken: refreshToken ? this.encrypt(refreshToken) : undefined,
               youtubeTokenExpiry: new Date(Date.now() + 3600 * 1000),