diff --git a/include/wx/defs.h b/include/wx/defs.h
index 1f30bd8e85..e179b9ff8b 100644
--- a/include/wx/defs.h
+++ b/include/wx/defs.h
@@ -2741,6 +2741,7 @@ DECLARE_WXCOCOA_OBJC_CLASS(NSWindow);
 DECLARE_WXCOCOA_OBJC_CLASS(NSView);
 DECLARE_WXCOCOA_OBJC_CLASS(NSOpenGLContext);
 DECLARE_WXCOCOA_OBJC_CLASS(NSOpenGLPixelFormat);
+DECLARE_WXCOCOA_OBJC_CLASS( NSPrintInfo );
 #ifndef __WXMAC__
 typedef WX_NSView WXWidget; /*  wxWidgets BASE definition */
 #endif