diff --git a/src/clib/Cabinet.h b/src/clib/Cabinet.h
index d9ef3bd51..9f02e920f 100644
--- a/src/clib/Cabinet.h
+++ b/src/clib/Cabinet.h
@@ -8,6 +8,7 @@
 #include "cantera/base/stringUtils.h"
 #include "cantera/base/config.h"
 #include "cantera/base/ctexceptions.h"
+#include "clib_defs.h"
 
 /**
  * Template for classes to hold pointers to objects. The Cabinet<M>