diff --git a/fpdfsdk/cpdfsdk_widget.h b/fpdfsdk/cpdfsdk_widget.h
index 7953b5e..b24ef37 100644
--- a/fpdfsdk/cpdfsdk_widget.h
+++ b/fpdfsdk/cpdfsdk_widget.h
@@ -87,7 +87,8 @@
   void SetTopVisibleIndex(int index);
 
 #ifdef PDF_ENABLE_XFA
-  void ResetAppearance(bool bValueChanged);
+  // TODO(thestig): Figure out if the parameter should be used or removed.
+  void ResetXFAAppearance(bool bValueChanged);
 #endif  // PDF_ENABLE_XFA
   void ResetAppearance(Optional<WideString> sValue, bool bValueChanged);
   void ResetFieldAppearance();