diff --git a/src/Mod/Part/Gui/TaskCheckGeometry.cpp b/src/Mod/Part/Gui/TaskCheckGeometry.cpp
index f647b3c8b..bf220e3cc 100644
--- a/src/Mod/Part/Gui/TaskCheckGeometry.cpp
+++ b/src/Mod/Part/Gui/TaskCheckGeometry.cpp
@@ -237,11 +237,17 @@ QVariant ResultModel::headerData(int section, Qt::Orientation orientation, int r
 
 void ResultModel::setResults(ResultEntry *resultsIn)
 {
+#if QT_VERSION >= 0x040600
     this->beginResetModel();
+#endif
     if (root)
         delete root;
     root = resultsIn;
+#if QT_VERSION >= 0x040600
     this->endResetModel();
+#else
+    this->reset();
+#endif
 }
 
 ResultEntry* ResultModel::getEntry(const QModelIndex &index)