diff --git a/libc-test/semver/dragonfly.txt b/libc-test/semver/dragonfly.txt
index 6d41c8c6cabd9..0b158da70a17a 100644
--- a/libc-test/semver/dragonfly.txt
+++ b/libc-test/semver/dragonfly.txt
@@ -500,6 +500,7 @@ IPV6_RECVPKTINFO
 IPV6_RECVTCLASS
 IPV6_TCLASS
 IP_HDRINCL
+IP_MINTTL
 IP_RECVDSTADDR
 IP_RECVIF
 IP_RECVTTL
diff --git a/libc-test/semver/freebsd.txt b/libc-test/semver/freebsd.txt
index 110e75e2bca12..ae3d16d58b0c4 100644
--- a/libc-test/semver/freebsd.txt
+++ b/libc-test/semver/freebsd.txt
@@ -663,6 +663,7 @@ IP_BINDANY
 IP_BINDMULTI
 IP_DONTFRAG
 IP_HDRINCL
+IP_MINTTL
 IP_ORIGDSTADDR
 IP_RECVDSTADDR
 IP_RECVIF
diff --git a/src/unix/bsd/freebsdlike/mod.rs b/src/unix/bsd/freebsdlike/mod.rs
index 0c93d2edc2f4b..b8d9e779830d9 100644
--- a/src/unix/bsd/freebsdlike/mod.rs
+++ b/src/unix/bsd/freebsdlike/mod.rs
@@ -935,6 +935,7 @@ pub const IP_ADD_MEMBERSHIP: c_int = 12;
 pub const IP_DROP_MEMBERSHIP: c_int = 13;
 pub const IP_RECVIF: c_int = 20;
 pub const IP_RECVTTL: c_int = 65;
+pub const IP_MINTTL: c_int = 66;
 pub const IPV6_RECVHOPLIMIT: c_int = 37;
 pub const IPV6_JOIN_GROUP: c_int = 12;
 pub const IPV6_LEAVE_GROUP: c_int = 13;