diff --git a/src/modules/TftpServer.rb b/src/modules/TftpServer.rb
index 92068bb..9fa65f0 100644
--- a/src/modules/TftpServer.rb
+++ b/src/modules/TftpServer.rb
@@ -199,6 +199,7 @@ def Write
         # so we must kill it otherwise it will be using the old parameters
         Yast2::Systemd::Service.find!("tftp").stop
       else
+        socket.start if service.active?
         service.save
       end