diff --git a/libc/kernel/uapi/asm-generic/socket.h b/libc/kernel/uapi/asm-generic/socket.h
index bfc9ce2..11557aa 100644
--- a/libc/kernel/uapi/asm-generic/socket.h
+++ b/libc/kernel/uapi/asm-generic/socket.h
@@ -94,6 +94,7 @@
 #define SO_TIMESTAMPING_NEW 65
 #define SO_RCVTIMEO_NEW 66
 #define SO_SNDTIMEO_NEW 67
+#define SO_DETACH_REUSEPORT_BPF 68
 #if __BITS_PER_LONG == 64 || defined(__x86_64__) && defined(__ILP32__)
 #define SO_TIMESTAMP SO_TIMESTAMP_OLD
 #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD