diff --git a/src/ac/conf.h b/src/ac/conf.h
index 0cadce6c..a044211a 100644
--- a/src/ac/conf.h
+++ b/src/ac/conf.h
@@ -100,5 +100,7 @@ extern char ** conf_bcast_addrs;
 extern int conf_bcast_addrs_len;
 
 extern long conf_debug_level;
+extern uint8_t conf_macaddress[12];
+extern uint8_t conf_macaddress_len;
 
 #endif