diff --git a/lib/libc/sys/munmap.2 b/lib/libc/sys/munmap.2
index 33f3724a5c4..c60453f3133 100644
--- a/lib/libc/sys/munmap.2
+++ b/lib/libc/sys/munmap.2
@@ -70,9 +70,9 @@ valid address range for a process.
 .Sh "SEE ALSO"
 .Xr madvise 2 ,
 .Xr mincore 2 ,
+.Xr mmap 2 ,
 .Xr mprotect 2 ,
 .Xr msync 2 ,
-.Xr munmap 2 ,
 .Xr getpagesize 3
 .Sh HISTORY
 The