diff --git a/internal/handler/msg_createuser.go b/internal/handler/msg_createuser.go
index d3dfac1eebb6..e02e26bfc738 100644
--- a/internal/handler/msg_createuser.go
+++ b/internal/handler/msg_createuser.go
@@ -46,8 +46,6 @@ func (h *Handler) MsgCreateUser(ctx context.Context, msg *wire.OpMsg) (*wire.OpM
 		return nil, err
 	}
 
-	// TODO https://github.com/FerretDB/FerretDB/issues/3777
-	// TODO https://github.com/FerretDB/FerretDB/issues/3778
 	if dbName != "$external" && !document.Has("pwd") {
 		return nil, handlererrors.NewCommandErrorMsg(
 			handlererrors.ErrBadValue,
diff --git a/internal/handler/msg_usersinfo.go b/internal/handler/msg_usersinfo.go
index 774c0f262cc7..fc5624279ff9 100644
--- a/internal/handler/msg_usersinfo.go
+++ b/internal/handler/msg_usersinfo.go
@@ -45,7 +45,7 @@ func (h *Handler) MsgUsersInfo(ctx context.Context, msg *wire.OpMsg) (*wire.OpMs
 		return nil, lazyerrors.Error(err)
 	}
 
-	// TODO https://github.com/FerretDB/FerretDB/issues/3777
+	// TODO https://github.com/FerretDB/FerretDB/issues/4141
 	if err = common.UnimplementedNonDefault(document, "filter", func(v any) bool {
 		if v == nil || v == types.Null {
 			return true
diff --git a/website/docs/reference/supported-commands.md b/website/docs/reference/supported-commands.md
index 40d659de3e81..2659a02a1d75 100644
--- a/website/docs/reference/supported-commands.md
+++ b/website/docs/reference/supported-commands.md
@@ -209,7 +209,7 @@ Related [issue](https://github.com/FerretDB/FerretDB/issues/78).
 |                            | `showCustomData`                 | ⚠️     |                                                           |
 |                            | `showPrivileges`                 | ⚠️     |                                                           |
 |                            | `showAuthenticationRestrictions` | ⚠️     |                                                           |
-|                            | `filter`                         | ⚠️     |                                                           |
+|                            | `filter`                         | ⚠️     | [Issue](https://github.com/FerretDB/FerretDB/issues/4141) |
 |                            | `comment`                        | ⚠️     |                                                           |
 
 ### Authentication Commands