diff --git a/include/asm-m32r/socket.h b/include/asm-m32r/socket.h
index 159519d..8b6680f 100644
--- a/include/asm-m32r/socket.h
+++ b/include/asm-m32r/socket.h
@@ -14,6 +14,8 @@
 #define SO_BROADCAST	6
 #define SO_SNDBUF	7
 #define SO_RCVBUF	8
+#define SO_SNDBUFFORCE	32
+#define SO_RCVBUFFORCE	33
 #define SO_KEEPALIVE	9
 #define SO_OOBINLINE	10
 #define SO_NO_CHECK	11