diff --git a/src/syscalls/socket.rs b/src/syscalls/socket.rs
index 4a20bc0133..ef785823fd 100644
--- a/src/syscalls/socket.rs
+++ b/src/syscalls/socket.rs
@@ -27,18 +27,22 @@ pub const IPV6_ADD_MEMBERSHIP: i32 = 12;
 pub const IPV6_DROP_MEMBERSHIP: i32 = 13;
 pub const IPV6_MULTICAST_LOOP: i32 = 19;
 pub const IPV6_V6ONLY: i32 = 27;
+pub const IP_TOS: i32 = 1;
 pub const IP_TTL: i32 = 2;
 pub const IP_MULTICAST_TTL: i32 = 5;
 pub const IP_MULTICAST_LOOP: i32 = 7;
 pub const IP_ADD_MEMBERSHIP: i32 = 3;
 pub const IP_DROP_MEMBERSHIP: i32 = 4;
 pub const SOL_SOCKET: i32 = 4095;
-pub const SO_BROADCAST: i32 = 32;
-pub const SO_ERROR: i32 = 4103;
-pub const SO_RCVTIMEO: i32 = 4102;
-pub const SO_REUSEADDR: i32 = 4;
-pub const SO_SNDTIMEO: i32 = 4101;
-pub const SO_LINGER: i32 = 128;
+pub const SO_REUSEADDR: i32 = 0x0004;
+pub const SO_KEEPALIVE: i32 = 0x0008;
+pub const SO_BROADCAST: i32 = 0x0020;
+pub const SO_LINGER: i32 = 0x0080;
+pub const SO_SNDBUF: i32 = 0x1001;
+pub const SO_RCVBUF: i32 = 0x1002;
+pub const SO_SNDTIMEO: i32 = 0x1005;
+pub const SO_RCVTIMEO: i32 = 0x1006;
+pub const SO_ERROR: i32 = 0x1007;
 pub const TCP_NODELAY: i32 = 1;
 pub const MSG_PEEK: i32 = 1;
 pub const EAI_NONAME: i32 = -2200;