diff --git a/libc-test/semver/netbsd.txt b/libc-test/semver/netbsd.txt
index 353b1e7356ff5..35d64153f2650 100644
--- a/libc-test/semver/netbsd.txt
+++ b/libc-test/semver/netbsd.txt
@@ -468,6 +468,7 @@ IPTOS_ECN_ECT0
 IPTOS_ECN_ECT1
 IPTOS_ECN_MASK
 IPTOS_ECN_NOTECT
+IPV6_DONTFRAG
 IPV6_JOIN_GROUP
 IPV6_LEAVE_GROUP
 IPV6_PKTINFO
diff --git a/libc-test/semver/openbsd.txt b/libc-test/semver/openbsd.txt
index fd4563212d60d..6f07fec590ff5 100644
--- a/libc-test/semver/openbsd.txt
+++ b/libc-test/semver/openbsd.txt
@@ -311,6 +311,7 @@ IPTOS_ECN_ECT0
 IPTOS_ECN_ECT1
 IPTOS_ECN_MASK
 IPTOS_ECN_NOTECT
+IPV6_DONTFRAG
 IPV6_JOIN_GROUP
 IPV6_LEAVE_GROUP
 IPV6_PKTINFO
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index 9a672fae7ee68..84143e1986bfb 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -4153,7 +4153,6 @@ pub const IPV6_RECVHOPLIMIT: ::c_int = 37;
 pub const IPV6_PKTINFO: ::c_int = 46;
 pub const IPV6_HOPLIMIT: ::c_int = 47;
 pub const IPV6_RECVPKTINFO: ::c_int = 61;
-pub const IPV6_DONTFRAG: ::c_int = 62;
 pub const IP_ADD_SOURCE_MEMBERSHIP: ::c_int = 70;
 pub const IP_DROP_SOURCE_MEMBERSHIP: ::c_int = 71;
 pub const IP_BLOCK_SOURCE: ::c_int = 72;
diff --git a/src/unix/bsd/freebsdlike/mod.rs b/src/unix/bsd/freebsdlike/mod.rs
index 4d1d32c725287..d9da55d028ec6 100644
--- a/src/unix/bsd/freebsdlike/mod.rs
+++ b/src/unix/bsd/freebsdlike/mod.rs
@@ -980,7 +980,6 @@ pub const IPV6_PKTINFO: ::c_int = 46;
 pub const IPV6_HOPLIMIT: ::c_int = 47;
 pub const IPV6_RECVTCLASS: ::c_int = 57;
 pub const IPV6_TCLASS: ::c_int = 61;
-pub const IPV6_DONTFRAG: ::c_int = 62;
 pub const IP_ADD_SOURCE_MEMBERSHIP: ::c_int = 70;
 pub const IP_DROP_SOURCE_MEMBERSHIP: ::c_int = 71;
 pub const IP_BLOCK_SOURCE: ::c_int = 72;
diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index 6ee2a3de44035..7acda9076d1f0 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -311,6 +311,7 @@ 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;
+pub const IPV6_DONTFRAG: ::c_int = 62;
 
 pub const IPTOS_ECN_NOTECT: u8 = 0x00;
 pub const IPTOS_ECN_MASK: u8 = 0x03;