diff --git a/src/gui_motif.c b/src/gui_motif.c
index 7eb5758..9e28be2 100644
--- a/src/gui_motif.c
+++ b/src/gui_motif.c
@@ -26,7 +26,6 @@
 #include <Xm/LabelG.h>
 #include <Xm/ToggleBG.h>
 #include <Xm/SeparatoG.h>
-#include <Xm/Notebook.h>
 #include <Xm/XmP.h>
 
 #include <X11/keysym.h>
@@ -43,6 +42,9 @@
 #  include <Xm/XpmP.h>
 # endif
 #endif
+#ifdef HAVE_XM_NOTEBOOK_H
+# include <Xm/Notebook.h>
+#endif
 
 #include "gui_xmebw.h"	/* for our Enhanced Button Widget */