diff --git a/src/libcalamares/ProcessJob.h b/src/libcalamares/ProcessJob.h
index 1ac7f7f08..ba6e650f6 100644
--- a/src/libcalamares/ProcessJob.h
+++ b/src/libcalamares/ProcessJob.h
@@ -32,7 +32,7 @@ public:
                          bool runInChroot = false,
                          int secondsTimeout = 30,
                          QObject* parent = nullptr );
-    virtual ~ProcessJob() override;
+    virtual ~ProcessJob();
 
     QString prettyName() const override;
     QString prettyStatusMessage() const override;
diff --git a/src/libcalamares/utils/PluginFactory.cpp b/src/libcalamares/utils/PluginFactory.cpp
index ff6c9913f..710633866 100644
--- a/src/libcalamares/utils/PluginFactory.cpp
+++ b/src/libcalamares/utils/PluginFactory.cpp
@@ -26,7 +26,7 @@
 #include <QObjectCleanupHandler>
 #include <QDebug>
 
-Q_GLOBAL_STATIC(QObjectCleanupHandler, factorycleanup)
+Q_GLOBAL_STATIC( QObjectCleanupHandler, factorycleanup )
 
 extern int kLibraryDebugArea();
 
@@ -34,89 +34,96 @@ namespace Calamares
 {
 
 PluginFactory::PluginFactory()
-    : d_ptr_p(new PluginFactoryPrivate)
+    : d_ptr( new PluginFactoryPrivate )
 {
-    Q_D(PluginFactory);
+    Q_D( PluginFactory );
     d->q_ptr = this;
 
-    factorycleanup()->add(this);
+    factorycleanup()->add( this );
 }
 
-PluginFactory::PluginFactory(PluginFactoryPrivate &d)
-    : d_ptr_p(&d)
+PluginFactory::PluginFactory( PluginFactoryPrivate& d )
+    : d_ptr( &d )
 {
-    factorycleanup()->add(this);
+    factorycleanup()->add( this );
 }
 
 PluginFactory::~PluginFactory()
 {
-    delete d_ptr_p;
+    delete d_ptr;
 }
 
-void PluginFactory::doRegisterPlugin(const QString &keyword, const QMetaObject *metaObject, CreateInstanceFunction instanceFunction)
+void PluginFactory::doRegisterPlugin( const QString& keyword, const QMetaObject* metaObject, CreateInstanceFunction instanceFunction )
 {
-    Q_D(PluginFactory);
+    Q_D( PluginFactory );
 
-    Q_ASSERT(metaObject);
+    Q_ASSERT( metaObject );
 
     // we allow different interfaces to be registered without keyword
-    if (!keyword.isEmpty()) {
-        if (d->createInstanceHash.contains(keyword)) {
+    if ( !keyword.isEmpty() )
+    {
+        if ( d->createInstanceHash.contains( keyword ) )
             qWarning() << "A plugin with the keyword" << keyword << "was already registered. A keyword must be unique!";
-        }
-        d->createInstanceHash.insert(keyword, PluginFactoryPrivate::Plugin(metaObject, instanceFunction));
-    } else {
-        const QList<PluginFactoryPrivate::Plugin> clashes(d->createInstanceHash.values(keyword));
-        const QMetaObject *superClass = metaObject->superClass();
-        if (superClass) {
-            for (const PluginFactoryPrivate::Plugin &plugin : clashes) {
-                for (const QMetaObject *otherSuper = plugin.first->superClass(); otherSuper;
-                        otherSuper = otherSuper->superClass()) {
-                    if (superClass == otherSuper) {
+        d->createInstanceHash.insert( keyword, PluginFactoryPrivate::Plugin( metaObject, instanceFunction ) );
+    }
+    else
+    {
+        const QList<PluginFactoryPrivate::Plugin> clashes( d->createInstanceHash.values( keyword ) );
+        const QMetaObject* superClass = metaObject->superClass();
+        if ( superClass )
+        {
+            for ( const PluginFactoryPrivate::Plugin& plugin : clashes )
+            {
+                for ( const QMetaObject* otherSuper = plugin.first->superClass(); otherSuper;
+                        otherSuper = otherSuper->superClass() )
+                {
+                    if ( superClass == otherSuper )
                         qWarning() << "Two plugins with the same interface(" << superClass->className() << ") were registered. Use keywords to identify the plugins.";
-                    }
                 }
             }
         }
-        for (const PluginFactoryPrivate::Plugin &plugin : clashes) {
+        for ( const PluginFactoryPrivate::Plugin& plugin : clashes )
+        {
             superClass = plugin.first->superClass();
-            if (superClass) {
-                for (const QMetaObject *otherSuper = metaObject->superClass(); otherSuper;
-                        otherSuper = otherSuper->superClass()) {
-                    if (superClass == otherSuper) {
+            if ( superClass )
+            {
+                for ( const QMetaObject* otherSuper = metaObject->superClass(); otherSuper;
+                        otherSuper = otherSuper->superClass() )
+                {
+                    if ( superClass == otherSuper )
                         qWarning() << "Two plugins with the same interface(" << superClass->className() << ") were registered. Use keywords to identify the plugins.";
-                    }
                 }
             }
         }
-        d->createInstanceHash.insertMulti(keyword, PluginFactoryPrivate::Plugin(metaObject, instanceFunction));
+        d->createInstanceHash.insertMulti( keyword, PluginFactoryPrivate::Plugin( metaObject, instanceFunction ) );
     }
 }
 
-QObject *PluginFactory::create(const char *iface, QWidget *parentWidget, QObject *parent, const QString &keyword)
+QObject* PluginFactory::create( const char* iface, QWidget* parentWidget, QObject* parent, const QString& keyword )
 {
-    Q_D(PluginFactory);
+    Q_D( PluginFactory );
 
-    QObject *obj( nullptr );
+    QObject* obj = 0;
 
-    const QList<PluginFactoryPrivate::Plugin> candidates(d->createInstanceHash.values(keyword));
+    const QList<PluginFactoryPrivate::Plugin> candidates( d->createInstanceHash.values( keyword ) );
     // for !keyword.isEmpty() candidates.count() is 0 or 1
 
-    for (const PluginFactoryPrivate::Plugin &plugin : candidates) {
-        for (const QMetaObject *current = plugin.first; current; current = current->superClass()) {
-            if (0 == qstrcmp(iface, current->className())) {
-                if (obj) {
+    for ( const PluginFactoryPrivate::Plugin& plugin : candidates )
+    {
+        for ( const QMetaObject* current = plugin.first; current; current = current->superClass() )
+        {
+            if ( 0 == qstrcmp( iface, current->className() ) )
+            {
+                if ( obj )
                     qWarning() << "ambiguous interface requested from a DSO containing more than one plugin";
-                }
-                obj = plugin.second(parentWidget, parent);
+                obj = plugin.second( parentWidget, parent );
                 break;
             }
         }
     }
 
-    if (obj) {
-        emit objectCreated(obj);
-    }
+    if ( obj )
+        emit objectCreated( obj );
     return obj;
 }
 
diff --git a/src/libcalamares/utils/PluginFactory.h b/src/libcalamares/utils/PluginFactory.h
index d7dc61783..a1f1597b5 100644
--- a/src/libcalamares/utils/PluginFactory.h
+++ b/src/libcalamares/utils/PluginFactory.h
@@ -222,7 +222,7 @@ public:
      * \returns A pointer to the created object is returned, or 0 if an error occurred.
      */
     template<typename T>
-    T* create( QObject* parent = nullptr );
+    T* create( QObject* parent = 0 );
 
     /**
      * Use this method to create an object. It will try to create an object which inherits
@@ -235,7 +235,7 @@ public:
      * \returns A pointer to the created object is returned, or 0 if an error occurred.
      */
     template<typename T>
-    T* create( const QString& keyword, QObject* parent = nullptr );
+    T* create( const QString& keyword, QObject* parent = 0 );
 
 Q_SIGNALS:
     void objectCreated( QObject* object );
@@ -300,7 +300,7 @@ protected:
         doRegisterPlugin( keyword, &T::staticMetaObject, instanceFunction );
     }
 
-    PluginFactoryPrivate* const d_ptr_p;
+    PluginFactoryPrivate* const d_ptr;
 
     /**
      * This function is called when the factory asked to create an Object.
@@ -321,7 +321,7 @@ protected:
     static QObject* createInstance( QWidget* parentWidget, QObject* parent )
     {
         Q_UNUSED( parentWidget );
-        ParentType* p( nullptr );
+        ParentType* p = 0;
         if ( parent )
         {
             p = qobject_cast<ParentType*>( parent );
@@ -338,7 +338,7 @@ template<typename T>
 inline T* PluginFactory::create( QObject* parent )
 {
     QObject* o = create( T::staticMetaObject.className(),
-                         parent && parent->isWidgetType() ? reinterpret_cast<QWidget*>( parent ) : nullptr,
+                         parent && parent->isWidgetType() ? reinterpret_cast<QWidget*>( parent ) : 0,
                          parent,
                          QString() );
 
@@ -352,7 +352,7 @@ template<typename T>
 inline T* PluginFactory::create( const QString& keyword, QObject* parent )
 {
     QObject* o = create( T::staticMetaObject.className(),
-                         parent && parent->isWidgetType() ? reinterpret_cast<QWidget*>( parent ) : nullptr,
+                         parent && parent->isWidgetType() ? reinterpret_cast<QWidget*>( parent ) : 0,
                          parent,
                          keyword );
 
diff --git a/src/libcalamaresui/modulesystem/CppJobModule.h b/src/libcalamaresui/modulesystem/CppJobModule.h
index 92c4224d3..9ec8a6eaa 100644
--- a/src/libcalamaresui/modulesystem/CppJobModule.h
+++ b/src/libcalamaresui/modulesystem/CppJobModule.h
@@ -25,7 +25,8 @@
 
 class QPluginLoader;
 
-namespace Calamares {
+namespace Calamares
+{
 
 class UIDLLEXPORT CppJobModule : public Module
 {
@@ -42,7 +43,7 @@ protected:
 private:
     friend class Module; //so only the superclass can instantiate
     explicit CppJobModule();
-    virtual ~CppJobModule() override;
+    virtual ~CppJobModule();
 
     QPluginLoader* m_loader;
     job_ptr m_job;
diff --git a/src/libcalamaresui/modulesystem/ProcessJobModule.h b/src/libcalamaresui/modulesystem/ProcessJobModule.h
index 5bb1699be..7809d0d2f 100644
--- a/src/libcalamaresui/modulesystem/ProcessJobModule.h
+++ b/src/libcalamaresui/modulesystem/ProcessJobModule.h
@@ -23,7 +23,8 @@
 
 #include "UiDllMacro.h"
 
-namespace Calamares {
+namespace Calamares
+{
 
 class UIDLLEXPORT ProcessJobModule : public Module
 {
@@ -40,7 +41,7 @@ protected:
 private:
     friend class Module;
     explicit ProcessJobModule();
-    virtual ~ProcessJobModule() override;
+    virtual ~ProcessJobModule();
 
     QString m_command;
     QString m_workingPath;
diff --git a/src/libcalamaresui/modulesystem/ViewModule.h b/src/libcalamaresui/modulesystem/ViewModule.h
index bfbbdadf3..d36b58db9 100644
--- a/src/libcalamaresui/modulesystem/ViewModule.h
+++ b/src/libcalamaresui/modulesystem/ViewModule.h
@@ -24,7 +24,8 @@
 
 class QPluginLoader;
 
-namespace Calamares {
+namespace Calamares
+{
 
 class ViewStep;
 
@@ -43,7 +44,7 @@ protected:
 private:
     friend class Module; //so only the superclass can instantiate
     explicit ViewModule();
-    virtual ~ViewModule() override;
+    virtual ~ViewModule();
 
     QPluginLoader* m_loader;
     ViewStep* m_viewStep = nullptr;