diff --git a/sysctl.8 b/sysctl.8
index f8d88573..f5eb24ef 100644
--- a/sysctl.8
+++ b/sysctl.8
@@ -149,7 +149,7 @@ file that is ordered later).
 .br
 /sbin/sysctl \-a \-\-pattern 'net.ipv4.conf.(eth|wlan)0.arp'
 .br
-/sbin/sysctl \-\-system \-\-pattern '^net.ipv6'
+/sbin/sysctl \-\-system \-\-pattern '\[char94]net.ipv6'
 .SH DEPRECATED PARAMETERS
 The
 .B base_reachable_time