diff --git a/config/rootfiles/core/153/filelists/files b/config/rootfiles/core/153/filelists/files
index e87689a72..e56f442aa 100644
--- a/config/rootfiles/core/153/filelists/files
+++ b/config/rootfiles/core/153/filelists/files
@@ -2,6 +2,7 @@ etc/issue
 etc/ntp.conf
 etc/os-release
 etc/system-release
+etc/sysctl.conf
 srv/web/ipfire/cgi-bin/credits.cgi
 srv/web/ipfire/cgi-bin/index.cgi
 srv/web/ipfire/cgi-bin/location-block.cgi
diff --git a/config/rootfiles/core/153/update.sh b/config/rootfiles/core/153/update.sh
index 4a9b0a246..a6ddc0019 100644
--- a/config/rootfiles/core/153/update.sh
+++ b/config/rootfiles/core/153/update.sh
@@ -53,6 +53,9 @@ chown -vR root:root /etc/ntp
 # Start services
 /etc/init.d/suricata restart
 
+# Reload sysctl.conf
+sysctl -p
+
 # This update needs a reboot...
 #touch /var/run/need_reboot