diff --git a/man2/pipe.2 b/man2/pipe.2
index 88835cab8..b6855445f 100644
--- a/man2/pipe.2
+++ b/man2/pipe.2
@@ -165,6 +165,11 @@ The per-process limit on the number of open file descriptors has been reached.
 .TP
 .B ENFILE
 The system-wide limit on the total number of open files has been reached.
+.TP
+.B ENFILE
+The user hard limit on memory that can be allocated for pipes
+has been reached and the caller is not privileged; see
+.BR pipe (7).
 .SH VERSIONS
 .BR pipe2 ()
 was added to Linux in version 2.6.27;