diff --git a/roomserver/internal/api.go b/roomserver/internal/api.go
index d0ce57537..542b08a32 100644
--- a/roomserver/internal/api.go
+++ b/roomserver/internal/api.go
@@ -127,13 +127,12 @@ func (r *RoomserverInternalAPI) SetFederationAPI(fsAPI fsAPI.RoomserverFederatio
 		Inputer: r.Inputer,
 	}
 	r.Joiner = &perform.Joiner{
-		ServerName: r.Cfg.Matrix.ServerName,
-		Cfg:        r.Cfg,
-		DB:         r.DB,
-		FSAPI:      r.fsAPI,
-		RSAPI:      r,
-		Inputer:    r.Inputer,
-		Queryer:    r.Queryer,
+		Cfg:     r.Cfg,
+		DB:      r.DB,
+		FSAPI:   r.fsAPI,
+		RSAPI:   r,
+		Inputer: r.Inputer,
+		Queryer: r.Queryer,
 	}
 	r.Peeker = &perform.Peeker{
 		ServerName: r.Cfg.Matrix.ServerName,
diff --git a/roomserver/internal/input/input_events.go b/roomserver/internal/input/input_events.go
index 1fc28ff77..72c285f8e 100644
--- a/roomserver/internal/input/input_events.go
+++ b/roomserver/internal/input/input_events.go
@@ -266,16 +266,17 @@ func (r *Inputer) processRoomEvent(
 		// processRoomEvent.
 		if len(serverRes.ServerNames) > 0 {
 			missingState := missingStateReq{
-				origin:     input.Origin,
-				inputer:    r,
-				db:         r.DB,
-				roomInfo:   roomInfo,
-				federation: r.FSAPI,
-				keys:       r.KeyRing,
-				roomsMu:    internal.NewMutexByRoom(),
-				servers:    serverRes.ServerNames,
-				hadEvents:  map[string]bool{},
-				haveEvents: map[string]*gomatrixserverlib.Event{},
+				origin:      input.Origin,
+				virtualHost: virtualHost,
+				inputer:     r,
+				db:          r.DB,
+				roomInfo:    roomInfo,
+				federation:  r.FSAPI,
+				keys:        r.KeyRing,
+				roomsMu:     internal.NewMutexByRoom(),
+				servers:     serverRes.ServerNames,
+				hadEvents:   map[string]bool{},
+				haveEvents:  map[string]*gomatrixserverlib.Event{},
 			}
 			var stateSnapshot *parsedRespState
 			if stateSnapshot, err = missingState.processEventWithMissingState(ctx, event, headered.RoomVersion); err != nil {
diff --git a/roomserver/internal/perform/perform_join.go b/roomserver/internal/perform/perform_join.go
index 9d596ab30..7cb51c219 100644
--- a/roomserver/internal/perform/perform_join.go
+++ b/roomserver/internal/perform/perform_join.go
@@ -39,11 +39,10 @@ import (
 )
 
 type Joiner struct {
-	ServerName gomatrixserverlib.ServerName
-	Cfg        *config.RoomServer
-	FSAPI      fsAPI.RoomserverFederationAPI
-	RSAPI      rsAPI.RoomserverInternalAPI
-	DB         storage.Database
+	Cfg   *config.RoomServer
+	FSAPI fsAPI.RoomserverFederationAPI
+	RSAPI rsAPI.RoomserverInternalAPI
+	DB    storage.Database
 
 	Inputer *input.Inputer
 	Queryer *query.Queryer