diff --git a/autoware_utils/README.md b/autoware_utils/README.md
index f73bd5b..ee91fd7 100644
--- a/autoware_utils/README.md
+++ b/autoware_utils/README.md
@@ -130,24 +130,6 @@ int main() {
 }
 ```
 
-#### Publishing Debug Messages with DebugPublisher
-```cpp
-#include "autoware_utils/ros/debug_publisher.hpp"
-#include <rclcpp/rclcpp.hpp>
-
-int main(int argc, char * argv[]) {
-  rclcpp::init(argc, argv);
-  auto node = rclcpp::Node::make_shared("debug_node");
-  autoware_utils::DebugPublisher debug_pub(node, "/debug");
-
-  // Publish a debug message
-  debug_pub.publish<std_msgs::msg::Float64>("example", 42.0);
-
-  rclcpp::shutdown();
-  return 0;
-}
-```
-
 ### Detailed Usage Examples
 
 #### Transform Point Clouds with ManagedTransformBuffer
@@ -213,7 +195,7 @@ int main(int argc, char * argv[]) {
   auto node = rclcpp::Node::make_shared("processing_time_node");
 
   // Initialize ProcessingTimePublisher
-  autoware_utils::ProcessingTimePublisher processing_time_pub(node, "~/debug/processing_time_ms");
+  autoware_utils::ProcessingTimePublisher processing_time_pub(node.get(), "~/debug/processing_time_ms");
 
   // Simulate some processing times
   std::map<std::string, double> processing_times = {
@@ -305,25 +287,4 @@ int main(int argc, char * argv[]) {
   rclcpp::shutdown();
   return 0;
 }
-```
-
-### Installation
-To install the Autoware Utils library, follow these steps:
-1. Clone the repository containing the library.
-2. Ensure you have ROS 2 installed on your system.
-3. Build the package using `colcon build`.
-4. Source the setup file generated by the build process.
-
-```bash
-git clone https://github.com/your-repo/autoware-utils.git
-cd autoware-utils
-colcon build
-source install/setup.bash
-```
-
-### Contributing
-Contributions to the Autoware Utils library are welcome! Please open an issue or submit a pull request if you find any bugs or have suggestions for improvements.
-
----
-
-For further information or contributions, please refer to the official [Autoware documentation](https://wwwtier4com) and repository.
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+```
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