1 files changed, 1 insertions, 1 deletions
diff --git a/fxjs/xfa/cjx_line.h b/fxjs/xfa/cjx_line.h
index 48e8a4e275..e7b0e8e911 100644
--- a/fxjs/xfa/cjx_line.h
+++ b/fxjs/xfa/cjx_line.h
@@ -12,7 +12,7 @@
 
 class CXFA_Line;
 
-class CJX_Line : public CJX_Node {
+class CJX_Line final : public CJX_Node {
  public:
   explicit CJX_Line(CXFA_Line* node);
   ~CJX_Line() override;