diff --git a/mingw-w64-headers/include/wlanapi.h b/mingw-w64-headers/include/wlanapi.h
index fa0e506..1f7dc49 100644
--- a/mingw-w64-headers/include/wlanapi.h
+++ b/mingw-w64-headers/include/wlanapi.h
@@ -5,6 +5,8 @@
  */
 #ifndef _INC_WLANAPI
 #define _INC_WLANAPI
+
+#include <l2cmn.h>
 #include <windot11.h>
 #include <eaptypes.h>
 
@@ -12,6 +14,15 @@
 extern "C" {
 #endif
 
+#define WLAN_NOTIFICATION_SOURCE_NONE      L2_NOTIFICATION_SOURCE_NONE
+#define WLAN_NOTIFICATION_SOURCE_ALL       L2_NOTIFICATION_SOURCE_ALL
+#define WLAN_NOTIFICATION_SOURCE_ACM       L2_NOTIFICATION_SOURCE_WLAN_ACM
+#define WLAN_NOTIFICATION_SOURCE_MSM       L2_NOTIFICATION_SOURCE_WLAN_MSM
+#define WLAN_NOTIFICATION_SOURCE_SECURITY  L2_NOTIFICATION_SOURCE_WLAN_SECURITY
+#define WLAN_NOTIFICATION_SOURCE_IHV       L2_NOTIFICATION_SOURCE_WLAN_IHV
+#define WLAN_NOTIFICATION_SOURCE_HNWK      L2_NOTIFICATION_SOURCE_WLAN_HNWK
+#define WLAN_NOTIFICATION_SOURCE_ONEX      L2_NOTIFICATION_SOURCE_ONEX
+
 typedef DWORD WLAN_REASON_CODE, *PWLAN_REASON_CODE;
 typedef ULONG WLAN_SIGNAL_QUALITY, *PWLAN_SIGNAL_QUALITY;