diff --git a/libc/kernel/uapi/linux/fanotify.h b/libc/kernel/uapi/linux/fanotify.h
index 00a1871..4c33fde 100644
--- a/libc/kernel/uapi/linux/fanotify.h
+++ b/libc/kernel/uapi/linux/fanotify.h
@@ -24,9 +24,11 @@
 #define FAN_CLOSE_WRITE 0x00000008
 #define FAN_CLOSE_NOWRITE 0x00000010
 #define FAN_OPEN 0x00000020
+#define FAN_OPEN_EXEC 0x00001000
 #define FAN_Q_OVERFLOW 0x00004000
 #define FAN_OPEN_PERM 0x00010000
 #define FAN_ACCESS_PERM 0x00020000
+#define FAN_OPEN_EXEC_PERM 0x00040000
 #define FAN_ONDIR 0x40000000
 #define FAN_EVENT_ON_CHILD 0x08000000
 #define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE)