diff --git a/admin/install.php b/admin/install.php
index da5f3328..0882f2c0 100644
--- a/admin/install.php
+++ b/admin/install.php
@@ -93,6 +93,8 @@ function rt_wp_nginx_helper_get_options() {
 		$rt_wp_nginx_helper_get_options[ 'purge_page_on_new_comment' ] = 1;
 		$rt_wp_nginx_helper_get_options[ 'purge_page_on_deleted_comment' ] = 1;
 
+		$rt_wp_nginx_helper_get_options[ 'purge_method' ] = 'get_request';
+
 		return $rt_wp_nginx_helper_get_options;
 	}
 }
\ No newline at end of file