diff --git a/man2/quotactl.2 b/man2/quotactl.2
index e88d96edb..82406d440 100644
--- a/man2/quotactl.2
+++ b/man2/quotactl.2
@@ -37,8 +37,8 @@ quotactl \- manipulate disk quotas
 .fi
 .SH DESCRIPTION
 .LP
-The quota system can be used to set per-user and per-group limits on the
-amount of disk space used on a filesystem.
+The quota system can be used to set per-user, per-group and per-project limits
+on the amount of disk space used on a filesystem.
 For each user and/or group,
 a soft limit and a hard limit can be set for each filesystem.
 The hard limit can't be exceeded.
@@ -65,9 +65,11 @@ The
 value is either
 .BR USRQUOTA ,
 for user quotas,
-or
 .BR GRPQUOTA ,
-for group quotas.
+for group quotas, or (since Linux 4.1)
+.\" 847aac644e92e5624f2c153bab409bf713d5ff9a
+.BR PRJQUOTA ,
+for project quotas.
 The
 .I subcmd
 value is described below.