diff --git a/docs/latex/wx/sizer.tex b/docs/latex/wx/sizer.tex
index 984889707b..50ebad66c3 100644
--- a/docs/latex/wx/sizer.tex
+++ b/docs/latex/wx/sizer.tex
@@ -5,7 +5,7 @@ cannot use wxSizer directly; instead, you will have to use one of the sizer
 classes derived from it. Currently there are \helpref{wxBoxSizer}{wxboxsizer}, 
 \helpref{wxStaticBoxSizer}{wxstaticboxsizer},
 \helpref{wxNotebookSizer}{wxnotebooksizer}, \helpref{wxGridSizer}{wxgridsizer} 
-and \helpref{wxFlexGridSizer}{wxflexgridsizer}.
+\helpref{wxFlexGridSizer}{wxflexgridsizer} and \helpref{wxGridBagSizer}{wxgridbagsizer}.
 
 The layout algorithm used by sizers in wxWindows is closely related to layout
 in other GUI toolkits, such as Java's AWT, the GTK toolkit or the Qt toolkit. It is