diff --git a/src/gui_qt/fit/result.py b/src/gui_qt/fit/result.py
index 22ef2a1..d854ce4 100644
--- a/src/gui_qt/fit/result.py
+++ b/src/gui_qt/fit/result.py
@@ -113,8 +113,8 @@ class QFitResult(QtWidgets.QDialog, Ui_Dialog):
 
         res = self._results[set_id]
         self.param_tableWidget.setRowCount(len(res.parameter))
-        for j, pvalue in enumerate(res.parameter.values()):
-            name = pvalue.name
+        for j, (pkey, pvalue) in enumerate(res.parameter.items()):
+            name = pkey
             p_header = QtWidgets.QTableWidgetItem(convert(name, 'tex', 'str', brackets=True))
             self.param_tableWidget.setVerticalHeaderItem(j, p_header)