diff --git a/src/items/symbolpaletteitem.cpp b/src/items/symbolpaletteitem.cpp
index 4dff3ca46..644cc2891 100644
--- a/src/items/symbolpaletteitem.cpp
+++ b/src/items/symbolpaletteitem.cpp
@@ -102,6 +102,9 @@ SymbolPaletteItem::SymbolPaletteItem( ModelPart * modelPart, ViewLayer::ViewID v
 		else {
 			temp = modelPart->properties().value("voltage").toDouble(&ok);
 			if (ok) {
+				m_voltage = temp;
+			}
+			else {
 				m_voltage = SymbolPaletteItem::DefaultVoltage;
 			}
 			modelPart->setLocalProp("voltage", m_voltage);