diff --git a/include/wx/private/markupparserattr.h b/include/wx/private/markupparserattr.h
index 9f4f14ca59..4c33b39755 100644
--- a/include/wx/private/markupparserattr.h
+++ b/include/wx/private/markupparserattr.h
@@ -135,7 +135,9 @@ public:
                              font, &wxFont::SetUnderlined,
                              false, true);
 
-        // TODO: No support for strike-through yet.
+        FontModifier<bool>()(spanAttr.m_isStrikethrough,
+                             font, &wxFont::SetStrikethrough,
+                             false, true);
 
         switch ( spanAttr.m_sizeKind )
         {