diff --git a/include/wx/dlimpexp.h b/include/wx/dlimpexp.h
index de2bf64b30..934c7c57cb 100644
--- a/include/wx/dlimpexp.h
+++ b/include/wx/dlimpexp.h
@@ -92,7 +92,6 @@
 #    define WXMAKINGDLL_XML
 #    define WXMAKINGDLL_XRC
 #    define WXMAKINGDLL_AUI
-#    define WXMAKINGDLL_RIBBON
 #    define WXMAKINGDLL_PROPGRID
 #    define WXMAKINGDLL_RIBBON
 #    define WXMAKINGDLL_RICHTEXT
@@ -225,14 +224,6 @@
 #    define WXDLLIMPEXP_AUI
 #endif
 
-#ifdef WXMAKINGDLL_RIBBON
-#    define WXDLLIMPEXP_RIBBON WXEXPORT
-#elif defined(WXUSINGDLL)
-#    define WXDLLIMPEXP_RIBBON WXIMPORT
-#else /* not making nor using DLL */
-#    define WXDLLIMPEXP_RIBBON
-#endif
-
 #ifdef WXMAKINGDLL_PROPGRID
 #    define WXDLLIMPEXP_PROPGRID WXEXPORT
 #    define WXDLLIMPEXP_DATA_PROPGRID(type) WXEXPORT type