diff --git a/src/cw/capwap.h b/src/cw/capwap.h
index 6558ada2..9824c7dd 100644
--- a/src/cw/capwap.h
+++ b/src/cw/capwap.h
@@ -49,7 +49,7 @@
  */
 
 /** CAPWAP Version */
-#define CAPWAP_VERSION ((uint8_t)0)
+#define CAPWAP_VERSION (0)
 
 #define CWIANA_ENTERPRISE_NUMBER 0
 
@@ -330,6 +330,10 @@ CW_MSG_MAXMSG	=				26
 //#define CWMSG_MAX_SIZE 65536
 #define CWMSG_MAX_SIZE 2048
 
+
+#define CW_SESSION_ID_LEN	16
+
+
 /* capwap timer default values */
 #define CAPWAP_DISCOVERY_INTERVAL	5
 #define CAPWAP_MAX_DISCOVERY_INTERVAL	20