diff --git a/wgengine/magicsock/magicsock.go b/wgengine/magicsock/magicsock.go
index 8e71570ee..ac9d6cdc4 100644
--- a/wgengine/magicsock/magicsock.go
+++ b/wgengine/magicsock/magicsock.go
@@ -538,8 +538,6 @@ func newConn() *Conn {
 // NewConn creates a magic Conn listening on opts.Port.
 // As the set of possible endpoints for a Conn changes, the
 // callback opts.EndpointsFunc is called.
-//
-// It doesn't start doing anything until Start is called.
 func NewConn(opts Options) (*Conn, error) {
 	c := newConn()
 	c.port.Store(uint32(opts.Port))