diff --git a/ac_wifi/config.h b/ac_wifi/config.h
index 7636a8c..7cf474a 100644
--- a/ac_wifi/config.h
+++ b/ac_wifi/config.h
@@ -1,7 +1,7 @@
 #ifndef _CONFIG_H_
 #define _CONFIG_H_
 
-#define VER "1.9"
+#define VER "2.0"
 
 String hostname = "AC_";