diff --git a/server/controllers/api/videos/update.ts b/server/controllers/api/videos/update.ts
index a98a3e67c..07f9690ec 100644
--- a/server/controllers/api/videos/update.ts
+++ b/server/controllers/api/videos/update.ts
@@ -99,6 +99,11 @@ export async function updateVideo (req: express.Request, res: express.Response)
         isNewVideo = await updateVideoPrivacy({ videoInstance, videoInfoToUpdate, hadPrivacyForFederation, transaction: t })
       }
 
+      // Force updatedAt attribute change
+      if (!videoInstance.changed()) {
+        await videoInstance.setAsRefreshed()
+      }
+
       const videoInstanceUpdated = await videoInstance.save(sequelizeOptions) as MVideoFullLight
 
       // Thumbnail & preview updates?
diff --git a/server/tests/api/videos/multiple-servers.ts b/server/tests/api/videos/multiple-servers.ts
index 470bee45b..c6c279064 100644
--- a/server/tests/api/videos/multiple-servers.ts
+++ b/server/tests/api/videos/multiple-servers.ts
@@ -667,6 +667,26 @@ describe('Test multiple servers', function () {
       }
     })
 
+    it('Should only update thumbnail and update updatedAt attribute', async function () {
+      this.timeout(10000)
+
+      const attributes = {
+        thumbnailfile: 'thumbnail.jpg'
+      }
+
+      updatedAtMin = new Date()
+      await servers[2].videos.update({ id: toRemove[0].id, attributes })
+
+      await waitJobs(servers)
+
+      for (const server of servers) {
+        const { data } = await server.videos.list()
+
+        const videoUpdated = data.find(video => video.name === 'my super video updated')
+        expect(new Date(videoUpdated.updatedAt)).to.be.greaterThan(updatedAtMin)
+      }
+    })
+
     it('Should remove the videos 3 and 3-2 by asking server 3 and correctly delete files', async function () {
       this.timeout(30000)
 
diff --git a/shared/extra-utils/requests/requests.ts b/shared/extra-utils/requests/requests.ts
index 501e0b374..b6b9024ed 100644
--- a/shared/extra-utils/requests/requests.ts
+++ b/shared/extra-utils/requests/requests.ts
@@ -85,6 +85,7 @@ function makeUploadRequest (options: CommonRequestParams & {
 
   Object.keys(options.attaches || {}).forEach(attach => {
     const value = options.attaches[attach]
+    if (!value) return
 
     if (Array.isArray(value)) {
       req.attach(attach, buildAbsoluteFixturePath(value[0]), value[1])