diff --git a/src/richtext/richtextsizepage.cpp b/src/richtext/richtextsizepage.cpp
index e0a6164b58..0cf3569df1 100644
--- a/src/richtext/richtextsizepage.cpp
+++ b/src/richtext/richtextsizepage.cpp
@@ -117,7 +117,7 @@ wxRichTextSizePage::~wxRichTextSizePage()
     sm_showAlignmentControls = true;
     sm_showFloatingAndAlignmentControls = true;
     sm_showMinMaxSizeControls = true;
-    sm_showMinMaxSizeControls = true;
+    sm_enablePositionAndSizeUnits = true;
     sm_enablePositionAndSizeCheckboxes = true;
     
 ////@begin wxRichTextSizePage destruction