diff --git a/lib/libc/sys/getpeername.2 b/lib/libc/sys/getpeername.2
index 5ca0a443c326..99672947b2a5 100644
--- a/lib/libc/sys/getpeername.2
+++ b/lib/libc/sys/getpeername.2
@@ -38,6 +38,8 @@
 .Nm getpeername
 .Nd get name of connected peer
 .Sh SYNOPSIS
+.Fd #include <sys/types.h>
+.Fd #include <sys/socket.h>
 .Ft int
 .Fn getpeername "int s" "struct sockaddr *name" "int *namelen"
 .Sh DESCRIPTION
diff --git a/lib/libc/sys/getsockname.2 b/lib/libc/sys/getsockname.2
index e053b4768e7b..a5c75884e1b9 100644
--- a/lib/libc/sys/getsockname.2
+++ b/lib/libc/sys/getsockname.2
@@ -38,6 +38,8 @@
 .Nm getsockname
 .Nd get socket name
 .Sh SYNOPSIS
+.Fd #include <sys/types.h>
+.Fd #include <sys/socket.h>
 .Ft int
 .Fn getsockname "int s" "struct sockaddr *name" "int *namelen"
 .Sh DESCRIPTION