diff --git a/clientapi/routing/register.go b/clientapi/routing/register.go
index f077e48d5..e1bb1555c 100644
--- a/clientapi/routing/register.go
+++ b/clientapi/routing/register.go
@@ -965,9 +965,10 @@ func completeRegistration(
 	// TODO-entry refuse register if threepid is already bound to account.
 	if threePid != nil {
 		err = userAPI.PerformSaveThreePIDAssociation(ctx, &userapi.PerformSaveThreePIDAssociationRequest{
-			Medium:    threePid.Medium,
-			ThreePID:  threePid.Address,
-			Localpart: accRes.Account.Localpart,
+			Medium:     threePid.Medium,
+			ThreePID:   threePid.Address,
+			Localpart:  accRes.Account.Localpart,
+			ServerName: accRes.Account.ServerName,
 		}, &struct{}{})
 		if err != nil {
 			return util.JSONResponse{
diff --git a/syncapi/sync/request.go b/syncapi/sync/request.go
index 6a97e25bc..e5e5fdb5b 100644
--- a/syncapi/sync/request.go
+++ b/syncapi/sync/request.go
@@ -80,8 +80,6 @@ func newSyncRequest(req *http.Request, device userapi.Device, syncDB storage.Dat
 		filter.AccountData.Limit = math.MaxInt32
 		filter.Room.AccountData.Limit = math.MaxInt32
 	}
-	// Ignore state limit filter so that e.g. correct room name appears on clients.
-	filter.Room.State.Limit = math.MaxInt32
 
 	logger := util.GetLogger(req.Context()).WithFields(logrus.Fields{
 		"user_id":   device.UserID,
diff --git a/userapi/internal/api.go b/userapi/internal/api.go
index 7f30449e5..bde6707b7 100644
--- a/userapi/internal/api.go
+++ b/userapi/internal/api.go
@@ -625,7 +625,7 @@ func (a *UserInternalAPI) PerformAccountDeactivation(ctx context.Context, req *a
 		return err
 	}
 
-	threepids, err := a.DB.GetThreePIDsForLocalpart(ctx, req.Localpart)
+	threepids, err := a.DB.GetThreePIDsForLocalpart(ctx, req.Localpart, serverName)
 	if err != nil {
 		return err
 	}