diff --git a/server/route.go b/server/route.go
index ff5d94c7..45732fda 100644
--- a/server/route.go
+++ b/server/route.go
@@ -2654,7 +2654,9 @@ func (c *client) processRouteConnect(srv *Server, arg []byte, lang string) error
 				// We will take on their name since theirs is configured or higher then ours.
 				srv.setClusterName(proto.Cluster)
 				if !proto.Dynamic {
-					srv.getOpts().Cluster.Name = proto.Cluster
+					srv.optsMu.Lock()
+					srv.opts.Cluster.Name = proto.Cluster
+					srv.optsMu.Unlock()
 				}
 				c.mu.Lock()
 				remoteID := c.opts.Name