diff --git a/config/suricata/suricata.yaml b/config/suricata/suricata.yaml
index 8d6ed9ada..c7c1e40d7 100644
--- a/config/suricata/suricata.yaml
+++ b/config/suricata/suricata.yaml
@@ -47,7 +47,8 @@ vars:
 ##
 
 default-rule-path: /etc/suricata/rules
-rule-files: !include /var/ipfire/suricata/suricata-used-rulefiles.yaml
+rule-files:
+    include: /var/ipfire/suricata/suricata-used-rulefiles.yaml
 
 classification-file: /etc/suricata/classification.config
 reference-config-file: /etc/suricata/reference.config