1 files changed, 1 insertions, 0 deletions

diff --git a/server/models/video/video.ts b/server/models/video/video.ts
index 5fb254b2d..dc10aca1a 100644
--- a/server/models/video/video.ts
+++ b/server/models/video/video.ts
@@ -550,6 +550,7 @@ toFormattedDetailsJSON = function (this: VideoInstance) {
 
 toActivityPubObject = function (this: VideoInstance) {
   const { baseUrlHttp, baseUrlWs } = getBaseUrls(this)
+  if (!this.Tags) this.Tags = []
 
   const tag = this.Tags.map(t => ({
     type: 'Hashtag' as 'Hashtag',