diff --git a/Param/Node/NodeUtils.h b/Param/Node/NodeUtils.h
index c08a803bce2ffbb6ab98646a0d1e3e8ef57a6509..39e54eb05c7c6a1c9bf19368592af6ad9a08be4f 100644
--- a/Param/Node/NodeUtils.h
+++ b/Param/Node/NodeUtils.h
@@ -21,6 +21,7 @@
 #define BORNAGAIN_PARAM_NODE_NODEUTILS_H
 
 #include "Param/Node/INode.h"
+#include "Base/Util/Assert.h"
 #include <string>
 #include <vector>