diff --git a/src/robot_state_publisher.cpp b/src/robot_state_publisher.cpp
index f67f1be..08356a3 100644
--- a/src/robot_state_publisher.cpp
+++ b/src/robot_state_publisher.cpp
@@ -82,7 +82,7 @@ RobotStatePublisher::RobotStatePublisher(const rclcpp::NodeOptions & options)
   if (use_robot_description_topic_) {
     description_sub_ = this->create_subscription<std_msgs::msg::String>(
         "robot_description", rclcpp::QoS(1).transient_local().reliable(),
-      [this](const std_msgs::msg::String::SharedPtr msg) {
+      [this](const std_msgs::msg::String::ConstSharedPtr msg) {
         try {
           this->setupURDF(msg->data);
           this->publishFixedTransforms();