diff --git a/federationsender/consumers/eduserver.go b/federationsender/consumers/eduserver.go
index 3956abde5..9d7574e68 100644
--- a/federationsender/consumers/eduserver.go
+++ b/federationsender/consumers/eduserver.go
@@ -189,13 +189,6 @@ func (t *OutputEDUConsumer) onTypingEvent(msg *sarama.ConsumerMessage) error {
 	return t.queues.SendEDU(edu, t.ServerName, names)
 }
 
-type userData struct {
-	Data struct {
-		Ts gomatrixserverlib.Timestamp `json:"ts"`
-	} `json:"data"`
-	EventIds []string `json:"event_ids"`
-}
-
 // onReceiptEvent is called in response to a message received on the receipt
 // events topic from the EDU server.
 func (t *OutputEDUConsumer) onReceiptEvent(msg *sarama.ConsumerMessage) error {
diff --git a/syncapi/storage/shared/syncserver.go b/syncapi/storage/shared/syncserver.go
index c93ff3306..d83a6c13d 100644
--- a/syncapi/storage/shared/syncserver.go
+++ b/syncapi/storage/shared/syncserver.go
@@ -604,7 +604,7 @@ func (d *Database) addReceiptDeltaToResponse(
 			User: make(map[string]eduAPI.ReceiptTS),
 		}
 		for _, receipt := range receipts {
-			read.User[receipt.UserID] = eduAPI.ReceiptTS{receipt.Timestamp}
+			read.User[receipt.UserID] = eduAPI.ReceiptTS{TS: receipt.Timestamp}
 			content[receipt.EventID] = read
 		}
 		ev.Content, err = json.Marshal(content)