diff --git a/zabbix-appliance/rhel/Dockerfile b/zabbix-appliance/rhel/Dockerfile
index e0d638055..fc8546729 100644
--- a/zabbix-appliance/rhel/Dockerfile
+++ b/zabbix-appliance/rhel/Dockerfile
@@ -192,6 +192,9 @@ RUN set -eux && REPOLIST="rhel-8-for-x86_64-baseos-rpms,rhel-8-for-x86_64-appstr
     rm -rf /usr/share/zabbix/tests/ && \
     cd /usr/share/zabbix/ && \
     ./locale/make_mo.sh && \
+    rm -f conf/zabbix.conf.php conf/maintenance.inc.php conf/zabbix.conf.php.example && \
+    rm -rf tests && \
+    rm -f locale/add_new_language.sh locale/update_po.sh locale/make_mo.sh && \
     ln -s "/etc/zabbix/web/zabbix.conf.php" "/usr/share/zabbix/conf/zabbix.conf.php" && \
     cat /usr/share/zabbix/include/locales.inc.php | grep display | grep true | awk '{$1=$1};1' | \
                 cut -d"'" -f 2 | sort | \