diff --git a/internal/worker/subreddits.go b/internal/worker/subreddits.go
index 0c141e9..b1c4339 100644
--- a/internal/worker/subreddits.go
+++ b/internal/worker/subreddits.go
@@ -438,12 +438,13 @@ func payloadFromPost(post *reddit.Thing) *payload.Payload {
 	payload := payload.
 		NewPayload().
 		AlertSummaryArg(post.Subreddit).
-		Category("subreddit-watch").
+		Category("subreddit-watcher").
 		Custom("post_title", post.Title).
 		Custom("post_id", post.ID).
 		Custom("subreddit", post.Subreddit).
 		Custom("author", post.Author).
 		Custom("post_age", post.CreatedAt).
+		ThreadID("subreddit-watcher").
 		MutableContent().
 		Sound("traloop.wav")
 
diff --git a/internal/worker/trending.go b/internal/worker/trending.go
index f1cde16..ccdeabd 100644
--- a/internal/worker/trending.go
+++ b/internal/worker/trending.go
@@ -329,6 +329,7 @@ func payloadFromTrendingPost(post *reddit.Thing) *payload.Payload {
 		Custom("subreddit", post.Subreddit).
 		Custom("author", post.Author).
 		Custom("post_age", post.CreatedAt).
+		ThreadID("trending-post").
 		MutableContent().
 		Sound("traloop.wav")