diff --git a/nav2_bt_navigator/src/bt_navigator.cpp b/nav2_bt_navigator/src/bt_navigator.cpp
index 79b50992b4d..5002c6f2640 100644
--- a/nav2_bt_navigator/src/bt_navigator.cpp
+++ b/nav2_bt_navigator/src/bt_navigator.cpp
@@ -73,10 +73,10 @@ BtNavigator::BtNavigator(const rclcpp::NodeOptions & options)
     "nav2_controller_selector_bt_node",
     "nav2_goal_checker_selector_bt_node",
     "nav2_controller_cancel_bt_node",
-    "nav2_path_longer_on_approach_bt_node"
+    "nav2_path_longer_on_approach_bt_node",
     "nav2_wait_cancel_bt_node",
     "nav2_spin_cancel_bt_node",
-    "nav2_back_up_cancel_bt_node"
+    "nav2_back_up_cancel_bt_node",
     "nav2_drive_on_heading_cancel_bt_node"
   };