diff --git a/src/qt/qt_harddiskdialog.cpp b/src/qt/qt_harddiskdialog.cpp
index 5fc8dc9ba..6a3ba6207 100644
--- a/src/qt/qt_harddiskdialog.cpp
+++ b/src/qt/qt_harddiskdialog.cpp
@@ -75,7 +75,7 @@ HarddiskDialog::HarddiskDialog(bool existing, QWidget *parent) :
         uint64_t size = ((uint64_t) hdd_table[i][0]) * hdd_table[i][1] * hdd_table[i][2];
         uint64_t size_mb = size >> 11LL;
         //QString text = QString("%1 MiB (CHS: %2, %3, %4)").arg(size_mb).arg(hdd_table[i][0]).arg(hdd_table[i][1]).arg(hdd_table[i][2]);
-        QString text = QString::asprintf(tr("%llu MB (CHS: %i, %i, %i)").toUtf8().constData(), (size_mb), (hdd_table[i][0]), (hdd_table[i][1]), (hdd_table[i][2]));
+        QString text = QString::asprintf(tr("%u MB (CHS: %i, %i, %i)").toUtf8().constData(), (size_mb), (hdd_table[i][0]), (hdd_table[i][1]), (hdd_table[i][2]));
         Models::AddEntry(model, text, i);
     }
     Models::AddEntry(model, tr("Custom..."), 127);