--- Collage-1.7.0/co/object.h.orig	2017-05-29 15:17:51.000000000 +0200
+++ Collage-1.7.0/co/object.h	2023-07-04 11:17:43.708065664 +0200
@@ -25,6 +25,7 @@
 #include <co/localNode.h>  // used in RefPtr
 #include <co/types.h>      // for Nodes
 #include <co/version.h>    // used as default parameter
+#include <limits>
 
 namespace co
 {