diff --git a/manager/config-validator.hpp b/manager/config-validator.hpp
index 5d9ff5f..1dd6029 100644
--- a/manager/config-validator.hpp
+++ b/manager/config-validator.hpp
@@ -1,3 +1,5 @@
+#pragma once
+
 #include "grouplayout.hpp"
 #include "ledlayout.hpp"
 
diff --git a/manager/json-parser.hpp b/manager/json-parser.hpp
index 30a06a4..0846a03 100644
--- a/manager/json-parser.hpp
+++ b/manager/json-parser.hpp
@@ -1,6 +1,5 @@
 #include "config.h"
 
-#include "config-validator.hpp"
 #include "grouplayout.hpp"
 #include "json-config.hpp"
 #include "ledlayout.hpp"
diff --git a/manager/led-main.cpp b/manager/led-main.cpp
index 6d1ef82..450f4d7 100644
--- a/manager/led-main.cpp
+++ b/manager/led-main.cpp
@@ -7,6 +7,7 @@
 #else
 #include "led-gen.hpp"
 #endif
+#include "config-validator.hpp"
 #include "manager.hpp"
 #include "serialize.hpp"
 #include "utils.hpp"