diff --git a/src/stc/scintilla/src/Document.h b/src/stc/scintilla/src/Document.h
index d74678375c..c985af499d 100644
--- a/src/stc/scintilla/src/Document.h
+++ b/src/stc/scintilla/src/Document.h
@@ -192,7 +192,7 @@ public:
 			return (watcher == other.watcher) && (userData == other.userData);
 		}
 		bool operator!=(const WatcherWithUserData &other) const {
-			return (watcher != other.watcher) || (userData != other.userData);
+			return !(*this == other);
 		}
 	};