diff --git a/scraper/tweet_trove.go b/scraper/tweet_trove.go
index 5ebe711..298e688 100644
--- a/scraper/tweet_trove.go
+++ b/scraper/tweet_trove.go
@@ -4,6 +4,8 @@ type TweetTrove struct {
 	Tweets    map[TweetID]Tweet
 	Users     map[UserID]User
 	Retweets  map[TweetID]Retweet
+
+	TombstoneUsers []UserHandle
 }
 
 func NewTweetTrove() TweetTrove {
@@ -11,6 +13,7 @@ func NewTweetTrove() TweetTrove {
 	ret.Tweets = make(map[TweetID]Tweet)
 	ret.Users = make(map[UserID]User)
 	ret.Retweets = make(map[TweetID]Retweet)
+	ret.TombstoneUsers = []UserHandle{}
 	return ret
 }
 
@@ -45,4 +48,6 @@ func (t1 *TweetTrove) MergeWith(t2 TweetTrove) {
 	for id, val := range t2.Retweets {
 		t1.Retweets[id] = val
 	}
+
+	t1.TombstoneUsers = append(t1.TombstoneUsers, t2.TombstoneUsers...)
 }
diff --git a/scraper/tweet_trove_test.go b/scraper/tweet_trove_test.go
index c6ba01e..67e667c 100644
--- a/scraper/tweet_trove_test.go
+++ b/scraper/tweet_trove_test.go
@@ -27,6 +27,8 @@ func TestMergeTweetTroves(t *testing.T) {
 
 	trove1.Retweets[1] = r1
 
+	trove1.TombstoneUsers = []UserHandle{"a", "b"}
+
 	trove2 := NewTweetTrove()
 	trove2.Tweets[3] = t3
 
@@ -36,10 +38,12 @@ func TestMergeTweetTroves(t *testing.T) {
 	trove2.Retweets[2] = r2
 	trove2.Retweets[3] = r3
 
+	trove2.TombstoneUsers = []UserHandle{"c"}
 
 	trove1.MergeWith(trove2)
 
 	assert.Equal(3, len(trove1.Tweets))
 	assert.Equal(2, len(trove1.Users))
 	assert.Equal(3, len(trove1.Retweets))
+	assert.Equal(3, len(trove1.TombstoneUsers))
 }