diff --git a/pid/pidloop.hpp b/pid/pidloop.hpp
index 70e0415..7eb78bf 100644
--- a/pid/pidloop.hpp
+++ b/pid/pidloop.hpp
@@ -4,6 +4,9 @@
 
 #include <boost/asio/steady_timer.hpp>
 
+#include <cstdint>
+#include <memory>
+
 namespace pid_control
 {