diff --git a/src/gpu/GridGenerator/geometries/Conglomerate/Conglomerate.h b/src/gpu/GridGenerator/geometries/Conglomerate/Conglomerate.h
index dd84fffd7aabd9b348765b593cf4b47d13b82c77..0b3f7ad7b67554b72ad78188d68d9570bf21e090 100644
--- a/src/gpu/GridGenerator/geometries/Conglomerate/Conglomerate.h
+++ b/src/gpu/GridGenerator/geometries/Conglomerate/Conglomerate.h
@@ -33,9 +33,12 @@
 #ifndef CONGLOMERATE_H
 #define CONGLOMERATE_H
 
+#include <array>
+
 #include "global.h"
 
 #include "geometries/Object.h"
+#include "basics/PointerDefinitions.h"
 
 #define MAX_NUMBER_OF_OBJECTS 20