diff --git a/config/rootfiles/core/165/update.sh b/config/rootfiles/core/165/update.sh
index 00974de73..ffb552c80 100644
--- a/config/rootfiles/core/165/update.sh
+++ b/config/rootfiles/core/165/update.sh
@@ -129,6 +129,9 @@ ldconfig
 telinit u
 /etc/rc.d/init.d/firewall restart
 
+# Fix ownership of classification file.
+chown nobody:nobody /usr/share/suricata/classification.config
+
 # Rebuild IPS rules
 rm -vf /tmp/ids_page_locked
 perl -e "require '/var/ipfire/ids-functions.pl'; &IDS::oinkmaster();"