diff --git a/docs/latex/wx/cppconst.tex b/docs/latex/wx/cppconst.tex
index 7af20d09aa..e31b790630 100644
--- a/docs/latex/wx/cppconst.tex
+++ b/docs/latex/wx/cppconst.tex
@@ -14,6 +14,7 @@ by category (and sorted by alphabetical order inside each category).
 \twocolitem{\_\_WXGTK12\_\_}{GTK 1.2 or higher}
 \twocolitem{\_\_WXGTK20\_\_}{GTK 2.0 or higher}
 \twocolitem{\_\_WXMOTIF\_\_}{Motif}
+\twocolitem{\_\_WXMOTIF20\_\_}{Motif 2.0 or higher}
 \twocolitem{\_\_WXMAC\_\_}{Mac OS whether Classic (Mac OS 8/9 TARGET\_CARBON == 0) or Carbon (including Mac OS X TARGET\_CARBON == 1)}
 \twocolitem{\_\_WXMGL\_\_}{SciTech Soft MGL (\_\_WXUNIVERSAL\_\_ will be also
 defined)}