--- openflow-2010-10-22-2.h	2015-07-23 09:54:16.420479332 -0700
+++ openflow-2010-10-23.h	2015-07-23 09:54:16.424479332 -0700
@@ -66,7 +66,7 @@
 /* The most significant bit being set in the version field indicates an
  * experimental OpenFlow version.
  */
-#define OFP_VERSION   0x01
+#define OFP_VERSION   0x02
 
 #define OFP_MAX_TABLE_NAME_LEN 32
 #define OFP_MAX_PORT_NAME_LEN  16