diff --git a/man2/fcntl.2 b/man2/fcntl.2
index 40a24755a..459912db0 100644
--- a/man2/fcntl.2
+++ b/man2/fcntl.2
@@ -1667,6 +1667,13 @@ but
 .IR fd
 does not refer to a directory.
 .TP
+.BR EPERM
+.I cmd
+is
+.BR F_SETPIPE_SZ
+and the soft or hard user pipe limit has been reached; see
+.BR pipe (7).
+.TP
 .B EPERM
 Attempted to clear the
 .B O_APPEND