diff --git a/arch/microblaze/include/asm/socket.h b/arch/microblaze/include/asm/socket.h
index f919b6b..8259368 100644
--- a/arch/microblaze/include/asm/socket.h
+++ b/arch/microblaze/include/asm/socket.h
@@ -63,4 +63,7 @@
 
 #define SO_MARK			36
 
+#define SO_TIMESTAMPING		37
+#define SCM_TIMESTAMPING	SO_TIMESTAMPING
+
 #endif /* _ASM_MICROBLAZE_SOCKET_H */