diff --git a/src/gui/infopane.cpp b/src/gui/infopane.cpp
index 38af9ca..0a9c705 100644
--- a/src/gui/infopane.cpp
+++ b/src/gui/infopane.cpp
@@ -128,17 +128,16 @@ void InfoPane::showPartition(Qt::DockWidgetArea area, const Partition& p)
         createLabels(i18nc("@label partition", "Last sector:"), QLocale().toString(p.lastSector()), cols(area), x, y);
         createLabels(i18nc("@label partition", "Number of sectors:"), QLocale().toString(p.length()), cols(area), x, y);
     } else if (p.fileSystem().type() == FileSystem::Lvm2_PV) {
-        const FS::lvm2_pv* lvm = dynamic_cast<const FS::lvm2_pv*>(&p.fileSystem());
         QString deviceNode = p.partitionPath();
         createLabels(i18nc("@label partition", "File system:"), p.fileSystem().name(), cols(area), x, y);
         createLabels(i18nc("@label partition", "Capacity:"), Capacity::formatByteSize(p.capacity()), cols(area), x, y);
         createLabels(i18nc("@label partition", "Available:"), Capacity::formatByteSize(p.available()), cols(area), x, y);
         createLabels(i18nc("@label partition", "Used:"), Capacity::formatByteSize(p.used()), cols(area), x, y);
-        createLabels(i18nc("@label partition", "PV Size:"),  Capacity::formatByteSize(lvm->getPVSize(deviceNode)), cols(area), x, y);
-        createLabels(i18nc("@label partition", "PE Size:"),  Capacity::formatByteSize(lvm->getPESize(deviceNode)), cols(area), x, y);
-        createLabels(i18nc("@label partition", "Total PE :"), QString::number(lvm->getTotalPE(deviceNode)), cols(area), x, y);
-        createLabels(i18nc("@label partition", "Free  PE:"),  QString::number(lvm->getFreePE(deviceNode)), cols(area), x, y);
-        createLabels(i18nc("@label partition", "Allocated  PE:"),  QString::number(lvm->getAllocatedPE(deviceNode)), cols(area), x, y);
+        createLabels(i18nc("@label partition", "PV Size:"),  Capacity::formatByteSize(FS::lvm2_pv::getPVSize(deviceNode)), cols(area), x, y);
+        createLabels(i18nc("@label partition", "PE Size:"),  Capacity::formatByteSize(FS::lvm2_pv::getPESize(deviceNode)), cols(area), x, y);
+        createLabels(i18nc("@label partition", "Total PE :"), QString::number(FS::lvm2_pv::getTotalPE(deviceNode)), cols(area), x, y);
+        createLabels(i18nc("@label partition", "Free  PE:"),  QString::number(FS::lvm2_pv::getFreePE(deviceNode)), cols(area), x, y);
+        createLabels(i18nc("@label partition", "Allocated  PE:"),  QString::number(FS::lvm2_pv::getAllocatedPE(deviceNode)), cols(area), x, y);
         createLabels(i18nc("@label partition", "First sector:"), QLocale().toString(p.firstSector()), cols(area), x, y);
         createLabels(i18nc("@label partition", "Last sector:"), QLocale().toString(p.lastSector()), cols(area), x, y);
         createLabels(i18nc("@label partition", "Number of sectors:"), QLocale().toString(p.length()), cols(area), x, y);