diff --git a/designer_plugin/lrdesignerplugin.h b/designer_plugin/lrdesignerplugin.h
index 7f17491..d23f147 100644
--- a/designer_plugin/lrdesignerplugin.h
+++ b/designer_plugin/lrdesignerplugin.h
@@ -4,12 +4,12 @@
 #include <QMainWindow>
 #include <lrdesignerplugininterface.h>
 
-class ReportDesignerFactoryPlugin : public QObject, public LimeReportPluginInterface {
+class ReportDesignerFactoryPlugin : public QObject, public LimeReportDesignerPluginInterface {
     Q_OBJECT
 #if QT_VERSION >= 0x050000
     Q_PLUGIN_METADATA(IID "ru.limereport.DersignerFactoryInterface")
 #endif
-    Q_INTERFACES( LimeReportPluginInterface )
+    Q_INTERFACES( LimeReportDesignerPluginInterface )
 
 public:
     ~ReportDesignerFactoryPlugin();
diff --git a/limereport/lrdesignerplugininterface.h b/limereport/lrdesignerplugininterface.h
index 1587c39..f9cab7e 100644
--- a/limereport/lrdesignerplugininterface.h
+++ b/limereport/lrdesignerplugininterface.h
@@ -17,12 +17,12 @@ namespace LimeReport {
     class ReportEnginePrivateInterface;
 }
 
-class LimeReportPluginInterface {
+class LimeReportDesignerPluginInterface {
 public:
-    virtual ~LimeReportPluginInterface() { }
+    virtual ~LimeReportDesignerPluginInterface() { }
     virtual LimeReport::ReportDesignWindowInterface* getDesignerWindow(LimeReport::ReportEnginePrivateInterface* report, QWidget *parent = 0, QSettings* settings=0) = 0;
 };
 
-Q_DECLARE_INTERFACE( LimeReportPluginInterface, "ru.limereport.LimeReport.DesignerPluginInterface/1.0" )
+Q_DECLARE_INTERFACE( LimeReportDesignerPluginInterface, "ru.limereport.LimeReport.DesignerPluginInterface/1.0" )
 
 #endif // LRDESIGNERPLUGININTERFACE_H
diff --git a/limereport/lrreportengine.cpp b/limereport/lrreportengine.cpp
index b1955e6..45ff9f8 100644
--- a/limereport/lrreportengine.cpp
+++ b/limereport/lrreportengine.cpp
@@ -113,8 +113,8 @@ ReportEnginePrivate::ReportEnginePrivate(QObject *parent) :
     foreach( const QString& pluginName, pluginsDir.entryList( QDir::Files ) ) {
         QPluginLoader loader( pluginsDir.absoluteFilePath( pluginName ) );
         if( loader.load() ) {
-            if( LimeReportPluginInterface* myPlugin = qobject_cast< LimeReportPluginInterface* >( loader.instance() ) ) {
-                m_designerFactory = myPlugin;
+            if( LimeReportDesignerPluginInterface* designerPlugin = qobject_cast< LimeReportDesignerPluginInterface* >( loader.instance() ) ) {
+                m_designerFactory = designerPlugin;
                 break;
             }
         }
diff --git a/limereport/lrreportengine_p.h b/limereport/lrreportengine_p.h
index ea8c854..ea2ff2a 100644
--- a/limereport/lrreportengine_p.h
+++ b/limereport/lrreportengine_p.h
@@ -264,7 +264,7 @@ private:
     QLocale::Language m_reportLanguage;
     void activateLanguage(QLocale::Language language);
     Qt::LayoutDirection m_previewLayoutDirection;
-    LimeReportPluginInterface* m_designerFactory;
+    LimeReportDesignerPluginInterface* m_designerFactory;
     QString m_styleSheet;
     QLocale::Language m_currentDesignerLanguage;
 };