diff --git a/controller_manager/test/test_chainable_controller/test_chainable_controller.hpp b/controller_manager/test/test_chainable_controller/test_chainable_controller.hpp
index f4f59ad9df..018f78b457 100644
--- a/controller_manager/test/test_chainable_controller/test_chainable_controller.hpp
+++ b/controller_manager/test/test_chainable_controller/test_chainable_controller.hpp
@@ -22,7 +22,7 @@
 #include "controller_interface/chainable_controller_interface.hpp"
 #include "controller_manager/visibility_control.h"
 #include "rclcpp/subscription.hpp"
-#include "realtime_tools/realtime_buffer.h"
+#include "realtime_tools/realtime_buffer.hpp"
 #include "semantic_components/imu_sensor.hpp"
 #include "std_msgs/msg/float64_multi_array.hpp"
 
diff --git a/joint_limits/include/joint_limits/joint_limiter_interface.hpp b/joint_limits/include/joint_limits/joint_limiter_interface.hpp
index 42403d56ae..17bffed021 100644
--- a/joint_limits/include/joint_limits/joint_limiter_interface.hpp
+++ b/joint_limits/include/joint_limits/joint_limiter_interface.hpp
@@ -24,7 +24,7 @@
 #include "joint_limits/visibility_control.h"
 #include "rclcpp/node.hpp"
 #include "rclcpp_lifecycle/lifecycle_node.hpp"
-#include "realtime_tools/realtime_buffer.h"
+#include "realtime_tools/realtime_buffer.hpp"
 #include "trajectory_msgs/msg/joint_trajectory_point.hpp"
 
 namespace joint_limits