diff --git a/src/fuchsia/mod.rs b/src/fuchsia/mod.rs
index bb641b3b9087bc93c54e5315a11242f27993a33a..f5b4f7fce366821dc7cdaabeead04b6e117db19e 100644
--- a/src/fuchsia/mod.rs
+++ b/src/fuchsia/mod.rs
@@ -1486,8 +1486,12 @@ pub const IP_HDRINCL: ::c_int = 3;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 35;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 36;
 pub const IP_TRANSPARENT: ::c_int = 19;
+pub const IPV6_MULTICAST_IF: ::c_int = 17;
+pub const IPV6_MULTICAST_HOPS: ::c_int = 18;
+pub const IPV6_MULTICAST_LOOP: ::c_int = 19;
 pub const IPV6_ADD_MEMBERSHIP: ::c_int = 20;
 pub const IPV6_DROP_MEMBERSHIP: ::c_int = 21;
+pub const IPV6_V6ONLY: ::c_int = 26;
 
 pub const TCP_NODELAY: ::c_int = 1;
 pub const TCP_MAXSEG: ::c_int = 2;
@@ -1503,9 +1507,6 @@ pub const TCP_INFO: ::c_int = 11;
 pub const TCP_QUICKACK: ::c_int = 12;
 pub const TCP_CONGESTION: ::c_int = 13;
 
-pub const IPV6_MULTICAST_LOOP: ::c_int = 19;
-pub const IPV6_V6ONLY: ::c_int = 26;
-
 pub const SO_DEBUG: ::c_int = 1;
 
 pub const SHUT_RD: ::c_int = 0;
diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index b9a88f09d29aa7236f2fb869b8ce40ecff4e8c2b..cf58a026a4770aa088a05f3c5e21f595ae7f5b9e 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -183,6 +183,8 @@ pub const IP_MULTICAST_IF: ::c_int = 9;
 pub const IP_MULTICAST_TTL: ::c_int = 10;
 pub const IP_MULTICAST_LOOP: ::c_int = 11;
 
+pub const IPV6_MULTICAST_IF: ::c_int = 9;
+pub const IPV6_MULTICAST_HOPS: ::c_int = 10;
 pub const IPV6_MULTICAST_LOOP: ::c_int = 11;
 pub const IPV6_V6ONLY: ::c_int = 27;
 
diff --git a/src/unix/notbsd/mod.rs b/src/unix/notbsd/mod.rs
index 07a60430321f033eeedd3bd89209c4ead215ba90..d3033bee26cf1b37d84b3256f6ffd6a782dd3039 100644
--- a/src/unix/notbsd/mod.rs
+++ b/src/unix/notbsd/mod.rs
@@ -576,8 +576,12 @@ pub const IP_HDRINCL: ::c_int = 3;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 35;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 36;
 pub const IP_TRANSPARENT: ::c_int = 19;
+pub const IPV6_MULTICAST_IF: ::c_int = 17;
+pub const IPV6_MULTICAST_HOPS: ::c_int = 18;
+pub const IPV6_MULTICAST_LOOP: ::c_int = 19;
 pub const IPV6_ADD_MEMBERSHIP: ::c_int = 20;
 pub const IPV6_DROP_MEMBERSHIP: ::c_int = 21;
+pub const IPV6_V6ONLY: ::c_int = 26;
 
 pub const TCP_NODELAY: ::c_int = 1;
 pub const TCP_MAXSEG: ::c_int = 2;
@@ -593,9 +597,6 @@ pub const TCP_INFO: ::c_int = 11;
 pub const TCP_QUICKACK: ::c_int = 12;
 pub const TCP_CONGESTION: ::c_int = 13;
 
-pub const IPV6_MULTICAST_LOOP: ::c_int = 19;
-pub const IPV6_V6ONLY: ::c_int = 26;
-
 pub const SO_DEBUG: ::c_int = 1;
 
 pub const SHUT_RD: ::c_int = 0;