diff --git a/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator.hpp b/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator.hpp
index 2f59543e2442c..b4a98d90c74e4 100644
--- a/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator.hpp
+++ b/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator.hpp
@@ -45,7 +45,7 @@ struct Output
 class GoalDistanceCalculator
 {
 public:
-  Output update(const Input & input);
+  static Output update(const Input & input);
 
   void setParam(const Param & param) { param_ = param; }
 
diff --git a/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator_node.hpp b/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator_node.hpp
index 10aba5872b66a..50051d928b6c1 100644
--- a/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator_node.hpp
+++ b/common/goal_distance_calculator/include/goal_distance_calculator/goal_distance_calculator_node.hpp
@@ -33,8 +33,8 @@ namespace goal_distance_calculator
 {
 struct NodeParam
 {
-  double update_rate;
-  bool oneshot;
+  double update_rate{0.0};
+  bool oneshot{false};
 };
 
 class GoalDistanceCalculatorNode : public rclcpp::Node