1 files changed, 1 insertions, 1 deletions
diff --git a/fxjs/xfa/cjx_pagearea.h b/fxjs/xfa/cjx_pagearea.h
index df3db36e44..8985a478d9 100644
--- a/fxjs/xfa/cjx_pagearea.h
+++ b/fxjs/xfa/cjx_pagearea.h
@@ -12,7 +12,7 @@
 
 class CXFA_PageArea;
 
-class CJX_PageArea : public CJX_Container {
+class CJX_PageArea final : public CJX_Container {
  public:
   explicit CJX_PageArea(CXFA_PageArea* node);
   ~CJX_PageArea() override;