diff --git a/defaults/main.yml b/defaults/main.yml
index 5e3f051..e6f1bf0 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -31,3 +31,13 @@ renovatebot_platform: github
 renovatebot_onboarding_config:
   extends:
     - "config:base"
+
+# @var renovatebot_host_rules:description: List of host rules to propagate to renovate.
+# @var renovatebot_host_rules:example: >
+# renovatebot_host_rules:
+#   - hostType: "docker"
+#     hostName: "your.host.io"
+#     username: "demo"
+#     password: "secure"
+# @end
+renovatebot_host_rules: []
diff --git a/templates/etc/sysconfig/renovate.j2 b/templates/etc/sysconfig/renovate.j2
index 8413141..492f309 100644
--- a/templates/etc/sysconfig/renovate.j2
+++ b/templates/etc/sysconfig/renovate.j2
@@ -19,3 +19,4 @@ RENOVATE_AUTODISCOVER_FILTER={{ renovatebot_autodiscover_filter }}
 RENOVATE_REPOSITORIES={{ renovatebot_repositories | join(",") }}
 {% endif %}
 RENOVATE_ONBOARDING_CONFIG={{ renovatebot_onboarding_config | to_json }}
+RENOVATE_HOST_RULES={{ renovatebot_host_rules | to_json }}