diff --git a/src/socket.rs b/src/socket.rs
index 570eab4e..ae7ef400 100644
--- a/src/socket.rs
+++ b/src/socket.rs
@@ -1398,6 +1398,7 @@ impl Socket {
         target_os = "fuschia",
         target_os = "illumos",
         target_os = "netbsd",
+        target_os = "openbsd",
         target_os = "redox",
         target_os = "solaris",
     )))]
@@ -1423,6 +1424,7 @@ impl Socket {
         target_os = "fuschia",
         target_os = "illumos",
         target_os = "netbsd",
+        target_os = "openbsd",
         target_os = "redox",
         target_os = "solaris",
     )))]
diff --git a/src/sys/unix.rs b/src/sys/unix.rs
index 80ab89ec..310b91c4 100644
--- a/src/sys/unix.rs
+++ b/src/sys/unix.rs
@@ -81,6 +81,7 @@ pub(crate) use libc::IP_HDRINCL;
     target_os = "fuschia",
     target_os = "illumos",
     target_os = "netbsd",
+    target_os = "openbsd",
     target_os = "redox",
     target_os = "solaris",
 )))]