1 files changed, 2 insertions, 1 deletions

diff --git a/src/man/firemon.txt b/src/man/firemon.txt
index 906b5cd9a..ef99b0927 100644
--- a/src/man/firemon.txt
+++ b/src/man/firemon.txt
@@ -6,7 +6,8 @@ firemon [OPTIONS] [PID]
 .SH DESCRIPTION
 Firemon monitors programs started in a Firejail sandbox.
 Without a PID specified, all processes started by Firejail are monitored. Descendants of
-these processes are also being monitored.
+these processes are also being monitored. On Grsecurity systems only root user
+can run this program.
 .SH OPTIONS
 .TP
 \fB\-\-arp