diff --git a/src/lockwidget.cpp b/src/lockwidget.cpp
index 1f02d85..cafeb59 100644
--- a/src/lockwidget.cpp
+++ b/src/lockwidget.cpp
@@ -1909,29 +1909,6 @@ QString LockWidget::getBatteryIconName()
     return QString();
 }
 
-QString LockWidget::getBatteryIconName()
-{
-    if (iface->isValid() && dface->isValid()) {
-        bool batteryState = false;
-        QDBusReply<QVariant> reply = batInterface->call("Get", UPOWER_SERVICE, "OnBattery");
-        if (reply.isValid()) {
-            batteryState = reply.value().toBool();
-        }
-        double percentage = -1.0;
-        QDBusReply<QVariant> percentage_reply = iface->call("Get", UPOWER_DIVICES_SERVICE, "Percentage");
-        if (percentage_reply.isValid()) {
-            percentage = percentage_reply.value().toDouble();
-        }
-
-        if (true == batteryState) {
-            return QString("battery-level-%1-symbolic").arg((int)percentage / 10 * 10);
-        } else {
-            return QString("battery-level-%1-charging-symbolic").arg((int)percentage / 10 * 10);
-        }
-    }
-    return QString();
-}
-
 int LockWidget::getLoginedNum()
 {
     if(loginedNum != 0)