diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 9be0e5a..563732f 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -21,14 +21,14 @@ if (LINUX)
     add_checked_subdirectory(dispatch)
 endif()
 add_checked_subdirectory(expected)
-if (LINUX AND NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
+if (LINUX AND TARGET Qt::DBus)
     add_checked_subdirectory(fcitx_qt5)
     if (NOT DESKTOP_APP_DISABLE_X11_INTEGRATION)
         add_checked_subdirectory(fcitx5_qt)
     endif()
 endif()
 add_checked_subdirectory(ffmpeg)
-if (LINUX AND NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
+if (LINUX)
     add_checked_subdirectory(glib)
     add_checked_subdirectory(glibmm)
 endif()
diff --git a/external/kcoreaddons/CMakeLists.txt b/external/kcoreaddons/CMakeLists.txt
index 07514e9..dcf4da9 100644
--- a/external/kcoreaddons/CMakeLists.txt
+++ b/external/kcoreaddons/CMakeLists.txt
@@ -47,7 +47,7 @@ if (NOT LINUX)
     )
 endif()
 
-if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
+if (TARGET Qt::DBus)
     set_source_files_properties(${kcoreaddons_src}/io/org.freedesktop.portal.FileTransfer.xml PROPERTIES INCLUDE ${kcoreaddons_src}/io/dbustypes_p.h)
     qt_add_dbus_interface(_dbus_SRCS ${kcoreaddons_src}/io/org.freedesktop.portal.FileTransfer.xml org.freedesktop.portal.FileTransfer)
 
diff --git a/external/qt/package.cmake b/external/qt/package.cmake
index 7e56ab3..4c30efd 100644
--- a/external/qt/package.cmake
+++ b/external/qt/package.cmake
@@ -51,11 +51,7 @@ if (LINUX)
         find_package(Qt${QT_VERSION_MAJOR} OPTIONAL_COMPONENTS WaylandCompositor QUIET)
     endif()
 
-    if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
-        find_package(Qt${QT_VERSION_MAJOR} COMPONENTS DBus REQUIRED)
-    elseif (NOT DESKTOP_APP_USE_PACKAGED)
-        find_package(Qt${QT_VERSION_MAJOR} OPTIONAL_COMPONENTS DBus QUIET)
-    endif()
+    find_package(Qt${QT_VERSION_MAJOR} OPTIONAL_COMPONENTS DBus QUIET)
 endif()
 
 set_property(GLOBAL PROPERTY AUTOGEN_SOURCE_GROUP "(gen)")
diff --git a/external/qt/qt_static_plugins/CMakeLists.txt b/external/qt/qt_static_plugins/CMakeLists.txt
index ce2fa82..a1dd245 100644
--- a/external/qt/qt_static_plugins/CMakeLists.txt
+++ b/external/qt/qt_static_plugins/CMakeLists.txt
@@ -25,7 +25,7 @@ if (LINUX)
         desktop-app::external_nimf_qt5
     )
 
-    if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
+    if (TARGET Qt::DBus)
         target_link_libraries(external_qt_static_plugins
         PUBLIC
             desktop-app::external_fcitx_qt5
diff --git a/external/qt/qt_static_plugins/qt_static_plugins.cpp b/external/qt/qt_static_plugins/qt_static_plugins.cpp
index c78d931..4f8abdd 100644
--- a/external/qt/qt_static_plugins/qt_static_plugins.cpp
+++ b/external/qt/qt_static_plugins/qt_static_plugins.cpp
@@ -34,14 +34,14 @@ Q_IMPORT_PLUGIN(QXcbIntegrationPlugin)
 Q_IMPORT_PLUGIN(QXcbEglIntegrationPlugin)
 Q_IMPORT_PLUGIN(QComposePlatformInputContextPlugin)
 Q_IMPORT_PLUGIN(QSvgIconPlugin)
-#ifndef DESKTOP_APP_DISABLE_DBUS_INTEGRATION
+#ifdef QT_DBUS_LIB
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 Q_IMPORT_PLUGIN(QConnmanEnginePlugin)
 Q_IMPORT_PLUGIN(QNetworkManagerEnginePlugin)
 #endif // Qt < 6.0.0
 Q_IMPORT_PLUGIN(QIbusPlatformInputContextPlugin)
 Q_IMPORT_PLUGIN(QXdgDesktopPortalThemePlugin)
-#endif // !DESKTOP_APP_DISABLE_DBUS_INTEGRATION
+#endif // QT_DBUS_LIB
 #ifndef DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION
 Q_IMPORT_PLUGIN(QWaylandIntegrationPlugin)
 Q_IMPORT_PLUGIN(QWaylandEglPlatformIntegrationPlugin)
@@ -62,12 +62,12 @@ Q_IMPORT_PLUGIN(QJpegXLPlugin)
 
 #if defined Q_OS_UNIX && !defined Q_OS_MAC
 Q_IMPORT_PLUGIN(NimfInputContextPlugin)
-#ifndef DESKTOP_APP_DISABLE_DBUS_INTEGRATION
+#ifdef QT_DBUS_LIB
 Q_IMPORT_PLUGIN(QFcitxPlatformInputContextPlugin)
 #ifndef DESKTOP_APP_DISABLE_X11_INTEGRATION
 Q_IMPORT_PLUGIN(QFcitx5PlatformInputContextPlugin)
 #endif // !DESKTOP_APP_DISABLE_X11_INTEGRATION
-#endif // !DESKTOP_APP_DISABLE_DBUS_INTEGRATION
+#endif // QT_DBUS_LIB
 #ifndef DESKTOP_APP_DISABLE_X11_INTEGRATION
 Q_IMPORT_PLUGIN(QHimePlatformInputContextPlugin)
 #endif // !DESKTOP_APP_DISABLE_X11_INTEGRATION
diff --git a/options.cmake b/options.cmake
index c1dcbea..91f5eff 100644
--- a/options.cmake
+++ b/options.cmake
@@ -23,13 +23,6 @@ if (DESKTOP_APP_DISABLE_CRASH_REPORTS)
     )
 endif()
 
-if (DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
-    target_compile_definitions(common_options
-    INTERFACE
-        DESKTOP_APP_DISABLE_DBUS_INTEGRATION
-    )
-endif()
-
 if (DESKTOP_APP_DISABLE_X11_INTEGRATION)
     target_compile_definitions(common_options
     INTERFACE
diff --git a/variables.cmake b/variables.cmake
index 91b7027..fd9aabf 100644
--- a/variables.cmake
+++ b/variables.cmake
@@ -20,7 +20,6 @@ if (DESKTOP_APP_SPECIAL_TARGET STREQUAL ""
 endif()
 
 option(DESKTOP_APP_LOTTIE_USE_CACHE "Use caching in lottie animations." ON)
-cmake_dependent_option(DESKTOP_APP_DISABLE_DBUS_INTEGRATION "Disable all code for D-Bus integration." OFF LINUX ON)
 cmake_dependent_option(DESKTOP_APP_DISABLE_X11_INTEGRATION "Disable all code for X11 integration." OFF LINUX ON)
 cmake_dependent_option(DESKTOP_APP_USE_ALLOCATION_TRACER "Use simple allocation tracer." OFF LINUX OFF)
 cmake_dependent_option(DESKTOP_APP_USE_PACKAGED_LAZY "Bundle recommended Qt plugins for self-contained packages." OFF LINUX OFF)