diff --git a/src/plasma/pluginloader.h b/src/plasma/pluginloader.h
--- a/src/plasma/pluginloader.h
+++ b/src/plasma/pluginloader.h
@@ -148,8 +148,11 @@
      * @param specialization used to find script extensions for the given format, e.g. "QML" for "Plasma/Applet"
      *
      * @return a Package object matching name, or an invalid package on failure
+     * @deprecated since 5.29 use KPackage::PackageLoader::loadPackage
      **/
-    Package loadPackage(const QString &packageFormat, const QString &specialization = QString());
+#ifndef PLASMA_NO_DEPRECATED
+    PLASMA_DEPRECATED Package loadPackage(const QString &packageFormat, const QString &specialization = QString());
+#endif
 
     /**
      * Returns a list of all known applets.
@@ -407,8 +410,11 @@
      * @param parent the parent object, if any, for the service
      *
      * @return a Service object, unlike Plasma::Service::loadService, this can return null.
+     * @deprecated since 5.29
      **/
-    virtual Package internalLoadPackage(const QString &name, const QString &specialization);
+#ifndef PLASMA_NO_DEPRECATED
+    virtual PLASMA_DEPRECATED Package internalLoadPackage(const QString &name, const QString &specialization);
+#endif
 
     /**
      * A re-implementable method that allows subclasses to provide additional applets
diff --git a/src/plasma/pluginloader.cpp b/src/plasma/pluginloader.cpp
--- a/src/plasma/pluginloader.cpp
+++ b/src/plasma/pluginloader.cpp
@@ -434,6 +434,7 @@
     return actions;
 }
 
+#ifndef PLASMA_NO_DEPRECATED
 Package PluginLoader::loadPackage(const QString &packageFormat, const QString &specialization)
 {
     if (!d->isDefaultLoader) {
@@ -480,6 +481,7 @@
 
     return Package();
 }
+#endif
 
 QList<KPluginMetaData> PluginLoader::listAppletMetaData(const QString &category, const QString &parentApp)
 {
@@ -770,12 +772,15 @@
     return 0;
 }
 
+
+#ifndef PLASMA_NO_DEPRECATED
 Package PluginLoader::internalLoadPackage(const QString &name, const QString &specialization)
 {
     Q_UNUSED(name);
     Q_UNUSED(specialization);
     return Package();
 }
+#endif
 
 KPluginInfo::List PluginLoader::internalAppletInfo(const QString &category) const
 {