diff --git a/man2/umask.2 b/man2/umask.2
index 857a106a5..8a11c50e9 100644
--- a/man2/umask.2
+++ b/man2/umask.2
@@ -36,7 +36,6 @@
 umask \- set file mode creation mask
 .SH SYNOPSIS
 .nf
-.B #include <sys/types.h>
 .B #include <sys/stat.h>
 .PP
 .BI "mode_t umask(mode_t " mask );