diff --git a/Centos/PuTTY.vb b/Centos/PuTTY.vb
index a9861b6..84ef6db 100644
--- a/Centos/PuTTY.vb
+++ b/Centos/PuTTY.vb
@@ -1,5 +1,6 @@
 
 Imports Microsoft.VisualBasic.CommandLine
+
 ''' <summary>
 ''' PuTTY automation combine with the hyper-V virtual machine for windows server
 ''' </summary>