diff --git a/src/unix/notbsd/linux/mod.rs b/src/unix/notbsd/linux/mod.rs
index 48aa4b24a7b51d1beb8a3e76c6719db2f2e55b01..a0cfa3beff8703b81de6b2b7583334bd0c18b2a1 100644
--- a/src/unix/notbsd/linux/mod.rs
+++ b/src/unix/notbsd/linux/mod.rs
@@ -1858,6 +1858,12 @@ pub const RT_SCOPE_LINK: ::c_uchar = 253;
 pub const RT_SCOPE_HOST: ::c_uchar = 254;
 pub const RT_SCOPE_NOWHERE: ::c_uchar = 255;
 
+pub const RT_TABLE_UNSPEC: ::c_uchar = 0;
+pub const RT_TABLE_COMPAT: ::c_uchar = 252;
+pub const RT_TABLE_DEFAULT: ::c_uchar = 253;
+pub const RT_TABLE_MAIN: ::c_uchar = 254;
+pub const RT_TABLE_LOCAL: ::c_uchar = 255;
+
 pub const RTMSG_OVERRUN: u32 = ::NLMSG_OVERRUN as u32;
 pub const RTMSG_NEWDEVICE: u32 = 0x11;
 pub const RTMSG_DELDEVICE: u32 = 0x12;