diff --git a/ts/session/messages/outgoing/ExpirableMessage.ts b/ts/session/messages/outgoing/ExpirableMessage.ts
index 2ae95b14b..ce11e1aa2 100644
--- a/ts/session/messages/outgoing/ExpirableMessage.ts
+++ b/ts/session/messages/outgoing/ExpirableMessage.ts
@@ -33,7 +33,6 @@ export class ExpirableMessage extends ContentMessage {
           : this.expirationType === 'legacy'
           ? SignalService.Content.ExpirationType.UNKNOWN
           : undefined,
-      // TODO could use isFinite?
       expirationTimer: this.expireTimer && this.expireTimer > -1 ? this.expireTimer : undefined,
     });
   }