diff --git a/appservice/consumers/roomserver.go b/appservice/consumers/roomserver.go
index 3e47dee56..9180d9ef0 100644
--- a/appservice/consumers/roomserver.go
+++ b/appservice/consumers/roomserver.go
@@ -193,6 +193,12 @@ func (s *OutputRoomEventConsumer) appserviceIsInterestedInEvent(ctx context.Cont
 		return true
 	}
 
+	if event.Type() == gomatrixserverlib.MRoomMember && event.StateKey() != nil {
+		if appservice.IsInterestedInUserID(*event.StateKey()) {
+			return true
+		}
+	}
+
 	// Check all known room aliases of the room the event came from
 	queryReq := api.GetAliasesForRoomIDRequest{RoomID: event.RoomID()}
 	var queryRes api.GetAliasesForRoomIDResponse
diff --git a/docker/README.md b/docker/README.md
index ff88c0818..ee4f0f96f 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -11,10 +11,10 @@ and start working on dendrite.
 
 ### Configuration
 
-Copy the `dendrite-docker.yaml` file to the root of the project and rename it to
-`dendrite.yaml`. It already contains the defaults used in `docker-compose` for 
-networking so you will only have to change things like the `server_name` or to 
-toggle `naffka`.
+Create a directory named `cfg` in the root of the project. Copy the
+`dendrite-docker.yaml` file into that directory and rename it to `dendrite.yaml`.
+It already contains the defaults used in `docker-compose` for networking so you will
+only have to change things like the `server_name` or to toggle `naffka`.
 
 You can run the following `docker-compose` commands either from the top directory
 specifying the `docker-compose` file