diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4998b13f2..7f466909c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -43,6 +43,7 @@ include(KDECMakeSettings)
 include(ECMAddTests)
 include(ECMAddAppIcon)
 include(CMakePackageConfigHelpers)
+include(ECMSetupQtPluginMacroNames)
 
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
@@ -65,24 +66,12 @@ if(ANDROID)
     find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED COMPONENTS AndroidExtras)
 endif()
 
-# Replace with ECMSetupQtPluginMacroNames once depending on ECM >= 5.45
-# incl. passing same code generated by var into Okular5Config.cmake.in
-if(NOT CMAKE_VERSION VERSION_LESS "3.10.0")
-  # CMake 3.9+ warns about automoc on files without Q_OBJECT, and doesn't know about other macros.
-  # 3.10+ lets us provide more macro names that require automoc.
-  list(APPEND CMAKE_AUTOMOC_MACRO_NAMES "OKULAR_EXPORT_PLUGIN")
-endif()
-
-if(NOT CMAKE_VERSION VERSION_LESS "3.9.0")
-    # CMake's automoc needs help to find names of plugin metadata files in case Q_PLUGIN_METADATA
-    # is indirectly used via other C++ preprocessor macros
-    # 3.9+ lets us provide some filter rule pairs (keyword, regexp) to match the names of such files
-    # in the plain text of the sources. See AUTOMOC_DEPEND_FILTERS docs for details.
-    list(APPEND CMAKE_AUTOMOC_DEPEND_FILTERS
+ecm_setup_qtplugin_macro_names(
+    JSON_ARG2
         "OKULAR_EXPORT_PLUGIN"
-        "[\n^][ \t]*OKULAR_EXPORT_PLUGIN[ \t\n]*\\([^,]*,[ \t\n]*\"([^\"]+)\""
-    )
-endif()
+    CONFIG_CODE_VARIABLE
+        PACKAGE_SETUP_AUTOMOC_VARIABLES
+)
 
 set(optionalComponents)
 if (ANDROID)
diff --git a/Okular5Config.cmake.in b/Okular5Config.cmake.in
index 98fed1e1f..6f9046d9c 100644
--- a/Okular5Config.cmake.in
+++ b/Okular5Config.cmake.in
@@ -9,24 +9,6 @@ find_dependency(KF5CoreAddons @KF5_REQUIRED_VERSION@)
 find_dependency(KF5Config @KF5_REQUIRED_VERSION@)
 find_dependency(KF5XmlGui @KF5_REQUIRED_VERSION@)
 
-####################################################################################
-# CMAKE_AUTOMOC
-
-if(NOT CMAKE_VERSION VERSION_LESS "3.10.0")
-    # CMake 3.9+ warns about automoc on files without Q_OBJECT, and doesn't know about other macros.
-    # 3.10+ lets us provide more macro names that require automoc.
-    list(APPEND CMAKE_AUTOMOC_MACRO_NAMES OKULAR_EXPORT_PLUGIN)
-endif()
-
-if(NOT CMAKE_VERSION VERSION_LESS "3.9.0")
-    # CMake's automoc needs help to find names of plugin metadata files in case Q_PLUGIN_METADATA
-    # is indirectly used via other C++ preprocessor macros
-    # 3.9+ lets us provide some filter rule pairs (keyword, regexp) to match the names of such files
-    # in the plain text of the sources. See AUTOMOC_DEPEND_FILTERS docs for details.
-    list(APPEND CMAKE_AUTOMOC_DEPEND_FILTERS
-        "OKULAR_EXPORT_PLUGIN"
-        "[\n^][ \t]*OKULAR_EXPORT_PLUGIN[ \t\n]*\\([^,]*,[ \t\n]*\"([^\"]+)\""
-    )
-endif()
+@PACKAGE_SETUP_AUTOMOC_VARIABLES@
 
 include("${CMAKE_CURRENT_LIST_DIR}/Okular5Targets.cmake")