diff --git a/src/position.hh b/src/position.hh
index 250cdead..a227ae26 100644
--- a/src/position.hh
+++ b/src/position.hh
@@ -37,7 +37,7 @@ protected:
    * use for lexicographic comparison
    */
   auto asTuple() const -> std::tuple<Line,Column> {
-    return std::make_tuple(line, tuple);
+    return std::make_tuple(line, column);
   }
 
 };