--- a/agent/mib_modules.c
+++ b/agent/mib_modules.c
@@ -42,6 +42,7 @@
 #include <net-snmp/agent/table.h>
 #include <net-snmp/agent/table_iterator.h>
 #include "mib_module_includes.h"
+#include "mibgroup/ieee802dot11.h"
 
 static int need_shutdown = 0;
 
