diff --git a/core/rspamd/conf/options.inc b/core/rspamd/conf/options.inc
new file mode 100644
index 00000000..22bae565
--- /dev/null
+++ b/core/rspamd/conf/options.inc
@@ -0,0 +1,3 @@
+{% if RELAYNETS %}
+local_networks = [{{ RELAYNETS }}];
+{% endif %}