diff --git a/src/registerwidget.cpp b/src/registerwidget.cpp
--- a/src/registerwidget.cpp
+++ b/src/registerwidget.cpp
@@ -7,8 +7,8 @@ registerWidget::registerWidget(const QSt
 {
     p_address = address;
     p_value = 0;
-    p_addressEl = new regWidgetElement(QString("0x%1").arg(p_address,8,16).replace(" ","0"),QFont("Utopia", 12),10,4);
-    p_fieldsEl = new bitfieldsElement(QString("%1").arg(p_value,32,2).replace(" ","0"),QFont("Utopia", 12),4,4);
+    p_addressEl = new regWidgetElement(QString("0x%1").arg((uint)p_address,8,16).replace(" ","0"),QFont("Utopia", 12),10,4);
+    p_fieldsEl = new bitfieldsElement(QString("%1").arg((uint)p_value,32,2).replace(" ","0"),QFont("Utopia", 12),4,4);
     p_nameEl = new regWidgetElement(name,QFont("Utopia", 12,QFont::Bold),4,4);
     p_xMargins = 4;
     p_yMargins = 4;