diff --git a/lib/tun2/server.go b/lib/tun2/server.go
index 241bf0e..ec5b3d6 100644
--- a/lib/tun2/server.go
+++ b/lib/tun2/server.go
@@ -56,7 +56,7 @@ type Connection struct {
 	cancel        context.CancelFunc
 }
 
-func (c *Connection) Fer() ln.F {
+func (c *Connection) F() ln.F {
 	return map[string]interface{}{
 		"id":     c.id,
 		"remote": c.conn.RemoteAddr(),