diff --git a/wallpapers/image/plugin/imagebackend.h b/wallpapers/image/plugin/imagebackend.h
index 1fc97bcd6..ee9fa02cb 100644
--- a/wallpapers/image/plugin/imagebackend.h
+++ b/wallpapers/image/plugin/imagebackend.h
@@ -24,7 +24,7 @@ class ImageProxyModel;
 class SlideModel;
 class SlideFilterModel;
 
-class ImageBackend : public QObject, public QQmlParserStatus, public SortingMode
+class ImageBackend : public QObject, public QQmlParserStatus
 {
     Q_OBJECT
     Q_INTERFACES(QQmlParserStatus)
diff --git a/wallpapers/image/plugin/imageplugin.cpp b/wallpapers/image/plugin/imageplugin.cpp
index de773f443..7e88a6ba6 100644
--- a/wallpapers/image/plugin/imageplugin.cpp
+++ b/wallpapers/image/plugin/imageplugin.cpp
@@ -39,6 +39,6 @@ void ImagePlugin::registerTypes(const char *uri)
 
     qmlRegisterAnonymousType<QAbstractItemModel>("QAbstractItemModel", 1);
 
-    qmlRegisterUncreatableType<BackgroundType>(uri, 2, 0, "BackgroundType", QStringLiteral("error: only enums"));
-    qmlRegisterUncreatableType<SortingMode>(uri, 2, 0, "SortingMode", QStringLiteral("error: only enums"));
+    qmlRegisterUncreatableMetaObject(BackgroundType::staticMetaObject, uri, 2, 0, "BackgroundType", QStringLiteral("error: only enums"));
+    qmlRegisterUncreatableMetaObject(SortingMode::staticMetaObject, uri, 2, 0, "SortingMode", QStringLiteral("error: only enums"));
 }
diff --git a/wallpapers/image/plugin/sortingmode.h b/wallpapers/image/plugin/sortingmode.h
index 17131d4e1..4193dd9cf 100644
--- a/wallpapers/image/plugin/sortingmode.h
+++ b/wallpapers/image/plugin/sortingmode.h
@@ -7,19 +7,18 @@
 #ifndef SORTINGMODE_H
 #define SORTINGMODE_H
 
-class SortingMode
+namespace SortingMode
 {
-    Q_GADGET
+Q_NAMESPACE
 
-public:
-    enum Mode {
-        Random,
-        Alphabetical,
-        AlphabeticalReversed,
-        Modified,
-        ModifiedReversed,
-    };
-    Q_ENUM(Mode)
+enum Mode {
+    Random,
+    Alphabetical,
+    AlphabeticalReversed,
+    Modified,
+    ModifiedReversed,
 };
+Q_ENUM_NS(Mode)
+}
 
 #endif
diff --git a/wallpapers/image/plugin/utils/backgroundtype.h b/wallpapers/image/plugin/utils/backgroundtype.h
index d198d4d98..124542d2d 100644
--- a/wallpapers/image/plugin/utils/backgroundtype.h
+++ b/wallpapers/image/plugin/utils/backgroundtype.h
@@ -6,15 +6,14 @@
 
 #pragma once
 
-class BackgroundType
+namespace BackgroundType
 {
-    Q_GADGET
+Q_NAMESPACE
 
-public:
-    enum class Type {
-        Unknown,
-        Image,
-        AnimatedImage, /**< AnimatedImage doesn't support \QQuickImageProvider , @see https://bugreports.qt.io/browse/QTBUG-30524 */
-    };
-    Q_ENUM(Type)
+enum class Type {
+    Unknown,
+    Image,
+    AnimatedImage, /**< AnimatedImage doesn't support \QQuickImageProvider , @see https://bugreports.qt.io/browse/QTBUG-30524 */
 };
+Q_ENUM_NS(Type)
+}