diff --git a/samples/grid/griddemo.cpp b/samples/grid/griddemo.cpp
index ad85aa1117..35dcee999a 100644
--- a/samples/grid/griddemo.cpp
+++ b/samples/grid/griddemo.cpp
@@ -992,6 +992,7 @@ void GridFrame::AutoSizeLabelsRow(wxCommandEvent& WXUNUSED(event))
 void GridFrame::AutoSizeTable(wxCommandEvent& WXUNUSED(event))
 {
     grid->AutoSize();
+    Layout();
 }