diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,6 +53,8 @@
     list(APPEND CMAKE_AUTOMOC_MACRO_NAMES ${KRunner_AUTOMOC_MACRO_NAMES})
 endif()
 add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x050d00)
+add_definitions(-DKF_DISABLE_DEPRECATED_BEFORE_AND_AT=0x053f00)
+add_definitions(-DPLASMA_DISABLE_DEPRECATED_BEFORE_AND_AT=0x050500) # needed because we use Plasma::Package in the API
 add_definitions(-DQT_NO_FOREACH)
 
 # Subdirectories
diff --git a/src/abstractrunner.h b/src/abstractrunner.h
--- a/src/abstractrunner.h
+++ b/src/abstractrunner.h
@@ -33,6 +33,7 @@
 #include "runnercontext.h"
 #include "runnersyntax.h"
 #include <plasma_version.h>
+#include <plasma/plasma_export.h> // for PLASMA_ENABLE_DEPRECATED_SINCE
 
 class QAction;
 class QMimeData;
@@ -242,15 +243,18 @@
          */
         QIcon icon() const;
 
+#if PLASMA_ENABLE_DEPRECATED_SINCE(5, 28) // Plasma::Package is defined with this condition
         /**
          * Accessor for the associated Package object if any.
          *
          * Note that the returned pointer is only valid for the lifetime of
          * the runner.
          *
          * @return the Package object, which may be invalid
+         * @deprecated since 5.28, use KPackage::Package instead, no accessor in this class
          **/
         Package package() const;
+#endif
 
         /**
          * Signal runner to reload its configuration.