diff --git a/include/private/android_filesystem_config.h b/include/private/android_filesystem_config.h
index 7d874ce..9bf6cd3 100644
--- a/include/private/android_filesystem_config.h
+++ b/include/private/android_filesystem_config.h
@@ -53,7 +53,8 @@
 #define AID_KEYSTORE      1017  /* keystore subsystem */
 #define AID_USB           1018  /* USB devices */
 #define AID_GPS           1021  /* GPS daemon */
-#define AID_NFC           1022  /* nfc subsystem */
+#define AID_UNUSED1       1022  /* deprecated, DO NOT USE */
+#define AID_NFC           1023  /* nfc subsystem */
 
 #define AID_SHELL         2000  /* adb and debug shell user */
 #define AID_CACHE         2001  /* cache access */