diff --git a/lib/export_resultsrecon.cpp b/lib/export_resultsrecon.cpp
index 7bf542fdc..d47c1be20 100644
--- a/lib/export_resultsrecon.cpp
+++ b/lib/export_resultsrecon.cpp
@@ -85,8 +85,7 @@ bool RDReport::ExportResultsReport(const QString &filename,
     *strm << QString::asprintf("%03d,",q->value(4).toInt());
 
     // Title / Artist
-    *strm << QString().
-      sprintf("\"%-23s  %-25s\",",
+    *strm << QString::asprintf("\"%-23s  %-25s\",",
 	      q->value(5).toString().left(23).toUtf8().constData(),
 	      q->value(6).toString().left(25).toUtf8().constData());
 
diff --git a/lib/rdbusybar.h b/lib/rdbusybar.h
index 694652317..930f66091 100644
--- a/lib/rdbusybar.h
+++ b/lib/rdbusybar.h
@@ -32,7 +32,7 @@ class RDBusyBar : public QFrame
   Q_OBJECT
 
  public:
-  RDBusyBar(QWidget *parent=0,Qt::WindowFlags f=0);
+  RDBusyBar(QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
 
  public slots:
   void activate(bool state);
diff --git a/lib/rdbusydialog.h b/lib/rdbusydialog.h
index 6266ecf49..3f50c1b3e 100644
--- a/lib/rdbusydialog.h
+++ b/lib/rdbusydialog.h
@@ -28,7 +28,7 @@ class RDBusyDialog : public RDDialog
 {
   Q_OBJECT;
  public:
-  RDBusyDialog(QWidget *parent=0,Qt::WindowFlags f=0);
+  RDBusyDialog(QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
   ~RDBusyDialog();
   QSize sizeHint() const;
   void show(const QString &caption,const QString &label);
diff --git a/lib/rddialog.h b/lib/rddialog.h
index dbbf255a9..466567279 100644
--- a/lib/rddialog.h
+++ b/lib/rddialog.h
@@ -29,8 +29,8 @@ class RDDialog : public QDialog, public RDFontEngine
 {
   Q_OBJECT;
  public:
-  RDDialog(QWidget *parent=0,Qt::WindowFlags f=0);
-  RDDialog(RDConfig *config,QWidget *parent=0,Qt::WindowFlags f=0);
+  RDDialog(QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
+  RDDialog(RDConfig *config,QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
 };
 
 
diff --git a/lib/rdframe.h b/lib/rdframe.h
index 32a9c6eca..c8e74d872 100644
--- a/lib/rdframe.h
+++ b/lib/rdframe.h
@@ -29,8 +29,8 @@ class RDFrame : public QFrame, public RDFontEngine
 {
   Q_OBJECT;
  public:
-  RDFrame(QWidget *parent=0,Qt::WindowFlags f=0);
-  RDFrame(RDConfig *config,QWidget *parent=0,Qt::WindowFlags f=0);
+  RDFrame(QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
+  RDFrame(RDConfig *config,QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
 };
 
 
diff --git a/lib/rdmainwindow.h b/lib/rdmainwindow.h
index 4e705a518..087ea0463 100644
--- a/lib/rdmainwindow.h
+++ b/lib/rdmainwindow.h
@@ -34,8 +34,8 @@ class RDMainWindow : public RDWidget
 {
   Q_OBJECT;
  public:
-  RDMainWindow(const QString &cmdname,Qt::WindowFlags f=0);
-  RDMainWindow(const QString &cmdname,RDConfig *c,Qt::WindowFlags f=0);
+  RDMainWindow(const QString &cmdname,Qt::WindowFlags f=Qt::WindowFlags());
+  RDMainWindow(const QString &cmdname,RDConfig *c,Qt::WindowFlags f=Qt::WindowFlags());
   ~RDMainWindow();
   bool loadSettings(bool apply_geometry);
   bool saveSettings() const;
diff --git a/lib/rdtimeedit.cpp b/lib/rdtimeedit.cpp
index 07e858c8b..c1d900a83 100644
--- a/lib/rdtimeedit.cpp
+++ b/lib/rdtimeedit.cpp
@@ -136,7 +136,7 @@ void RDTimeEdit::fixup(QString &input) const
   // Don't allow higher precision than tenths of a second
   //
   if(d_show_tenths) {
-    QStringList f0=input.split(".",QString::KeepEmptyParts);
+    QStringList f0=input.split(".",Qt::KeepEmptyParts);
     if(f0.size()==2) {
       QStringList f1=f0.at(1).split(" ");
       if(f1.at(0).length()>1) {
@@ -206,7 +206,7 @@ void RDTimeEdit::stepBy(int steps)
       d_step_enabled=QTimeEdit::stepEnabled();
     }
     else {
-      d_step_enabled=0;
+      d_step_enabled=StepNone;
       if(tenths>tenths_lo_limit) {
 	d_step_enabled=d_step_enabled|StepDownEnabled;
       }
diff --git a/lib/rdwidget.h b/lib/rdwidget.h
index a054fab9e..e53e594da 100644
--- a/lib/rdwidget.h
+++ b/lib/rdwidget.h
@@ -29,8 +29,8 @@ class RDWidget : public QWidget, public RDFontEngine
 {
   Q_OBJECT;
  public:
-  RDWidget(QWidget *parent=0,Qt::WindowFlags f=0);
-  RDWidget(RDConfig *config,QWidget *parent=0,Qt::WindowFlags f=0);
+  RDWidget(QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
+  RDWidget(RDConfig *config,QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
   QPixmap backgroundPixmap() const;
   void setBackgroundPixmap(const QPixmap &pix);
 
diff --git a/rdcatch/vbox.h b/rdcatch/vbox.h
index efc4ef6a1..46ded568e 100644
--- a/rdcatch/vbox.h
+++ b/rdcatch/vbox.h
@@ -31,7 +31,7 @@ class VBox : public QWidget
 {
   Q_OBJECT
  public:
-  VBox(QWidget *parent=0,Qt::WindowFlags f=0);
+  VBox(QWidget *parent=0,Qt::WindowFlags f=Qt::WindowFlags());
   void addWidget(QWidget *widget);
   void setSpacing(int space);
 
diff --git a/rdlibrary/mainwindow.h b/rdlibrary/mainwindow.h
index 05107fdb5..16da8c3d1 100644
--- a/rdlibrary/mainwindow.h
+++ b/rdlibrary/mainwindow.h
@@ -27,7 +27,7 @@ class MainWindow : public RDMainWindow
 {
   Q_OBJECT;
  public:
-  MainWindow(const QString &cmdname,RDConfig *c,Qt::WindowFlags f=0);
+  MainWindow(const QString &cmdname,RDConfig *c,Qt::WindowFlags f=Qt::WindowFlags());
   bool showNoteBubbles() const;
   void setShowNoteBubbles(bool state);
   bool dragEnabled() const;