diff --git a/client/src/app/+my-account/my-account-video-channels/my-account-video-channels.component.ts b/client/src/app/+my-account/my-account-video-channels/my-account-video-channels.component.ts
index 0ab3e2067..da2c5bcd3 100644
--- a/client/src/app/+my-account/my-account-video-channels/my-account-video-channels.component.ts
+++ b/client/src/app/+my-account/my-account-video-channels/my-account-video-channels.component.ts
@@ -35,10 +35,14 @@ export class MyAccountVideoChannelsComponent implements OnInit {
   async deleteVideoChannel (videoChannel: VideoChannel) {
     const res = await this.confirmService.confirmWithInput(
       this.i18n(
-        'Do you really want to delete {{videoChannelName}}? It will delete all videos uploaded in this channel too.',
-        { videoChannelName: videoChannel.displayName }
+        'Do you really want to delete {{channelDisplayName}}? It will delete all videos uploaded in this channel, ' +
+        'and you will not be able to create another channel with the same name ({{channelName}})!',
+        { channelDisplayName: videoChannel.displayName, channelName: videoChannel.name }
+      ),
+      this.i18n(
+        'Please type the display name of the video channel ({{displayName}}) to confirm',
+        { displayName: videoChannel.displayName }
       ),
-      this.i18n('Please type the name of the video channel to confirm'),
       videoChannel.displayName,
       this.i18n('Delete')
     )
diff --git a/server/lib/activitypub/actor.ts b/server/lib/activitypub/actor.ts
index f7bf7c65a..f80296725 100644
--- a/server/lib/activitypub/actor.ts
+++ b/server/lib/activitypub/actor.ts
@@ -296,7 +296,7 @@ async function fetchRemoteActor (actorUrl: string): Promise<{ statusCode?: numbe
 
   const actorJSON: ActivityPubActor = requestResult.body
   if (isActorObjectValid(actorJSON) === false) {
-    logger.debug('Remote actor JSON is not valid.', { actorJSON: actorJSON })
+    logger.debug('Remote actor JSON is not valid.', { actorJSON })
     return { result: undefined, statusCode: requestResult.response.statusCode }
   }
 
diff --git a/server/lib/activitypub/process/process.ts b/server/lib/activitypub/process/process.ts
index bcc5cac7a..2479d5da2 100644
--- a/server/lib/activitypub/process/process.ts
+++ b/server/lib/activitypub/process/process.ts
@@ -35,7 +35,7 @@ async function processActivities (
   const actorsCache: { [ url: string ]: ActorModel } = {}
 
   for (const activity of activities) {
-    if (!options.signatureActor && [ 'Create', 'Announce', 'Like' ].indexOf(activity.type) === -1) {
+    if (!options.signatureActor && [ 'Create', 'Announce', 'Like' ].includes(activity.type) === false) {
       logger.error('Cannot process activity %s (type: %s) without the actor signature.', activity.id, activity.type)
       continue
     }