diff --git a/conf/config.dev.yaml b/conf/config.dev.yaml
index 6d06523a..5c106d89 100644
--- a/conf/config.dev.yaml
+++ b/conf/config.dev.yaml
@@ -1,5 +1,5 @@
 server:
-  host: 127.0.0.1
+  host: 0.0.0.0
   port: 8080
 
 logging:
diff --git a/event/listener/template_config.go b/event/listener/template_config.go
index 7404ba36..22fa12ba 100644
--- a/event/listener/template_config.go
+++ b/event/listener/template_config.go
@@ -66,6 +66,10 @@ func (t *TemplateConfigListener) HandleUserUpdateEvent(ctx context.Context, user
 }
 
 func (t *TemplateConfigListener) HandleOptionUpdateEvent(ctx context.Context, optionUpdateEvent event.Event) error {
+	err := t.loadThemeConfig(ctx)
+	if err != nil {
+		return err
+	}
 	return t.loadOption(ctx)
 }