diff --git a/rclcpp/include/rclcpp/time.hpp b/rclcpp/include/rclcpp/time.hpp
index 15386e8..d637213 100644
--- a/rclcpp/include/rclcpp/time.hpp
+++ b/rclcpp/include/rclcpp/time.hpp
@@ -18,6 +18,8 @@
 #include <utility>
 
 #include "builtin_interfaces/msg/time.hpp"
+#include "rcl/time.h"
+#include "rcutils/time.h"
 
 #include "rclcpp/exceptions.hpp"