diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index ce1a22c..4d1b2c2 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -17,6 +17,9 @@ if (LINUX AND NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
     add_checked_subdirectory(dbusmenu_qt)
 endif()
 add_checked_subdirectory(expected)
+if (LINUX AND NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
+    add_checked_subdirectory(fcitx_qt5)
+endif()
 add_checked_subdirectory(ffmpeg)
 add_checked_subdirectory(gsl)
 if (add_hunspell_library)
diff --git a/external/fcitx_qt5/CMakeLists.txt b/external/fcitx_qt5/CMakeLists.txt
new file mode 100644
index 0000000..d382963
--- /dev/null
+++ b/external/fcitx_qt5/CMakeLists.txt
@@ -0,0 +1,76 @@
+# This file is part of Desktop App Toolkit,
+# a set of libraries for developing nice desktop applications.
+#
+# For license and copyright information please follow this link:
+# https://github.com/desktop-app/legal/blob/master/LEGAL
+
+if (DESKTOP_APP_USE_PACKAGED AND NOT DESKTOP_APP_USE_PACKAGED_LAZY)
+    add_library(external_fcitx_qt5 INTERFACE IMPORTED GLOBAL)
+    add_library(desktop-app::external_fcitx_qt5 ALIAS external_fcitx_qt5)
+else()
+    add_library(external_fcitx_qt5 STATIC)
+    add_library(desktop-app::external_fcitx_qt5 ALIAS external_fcitx_qt5)
+    init_target(external_fcitx_qt5 "(external)")
+
+    set(fcitx_qt5_loc ${third_party_loc}/fcitx-qt5)
+    set(fcitx_qt5_src ${fcitx_qt5_loc}/platforminputcontext)
+
+    set_target_properties(external_fcitx_qt5 PROPERTIES AUTOMOC ON)
+
+    nice_target_sources(external_fcitx_qt5 ${fcitx_qt5_src}
+    PRIVATE
+        fcitxinputcontextproxy.cpp
+        fcitxqtdbustypes.cpp
+        fcitxwatcher.cpp
+        qfcitxplatforminputcontext.cpp
+        main.cpp
+        qtkey.cpp
+    )
+
+    set_source_files_properties(${fcitx_qt5_src}/org.fcitx.Fcitx.InputContext.xml PROPERTIES
+    INCLUDE ${fcitx_qt5_src}/fcitxqtdbustypes.h)
+    set_source_files_properties(${fcitx_qt5_src}/org.fcitx.Fcitx.InputContext1.xml PROPERTIES
+    INCLUDE ${fcitx_qt5_src}/fcitxqtdbustypes.h)
+    set_source_files_properties(${fcitx_qt5_src}/org.fcitx.Fcitx.InputMethod.xml PROPERTIES
+    INCLUDE ${fcitx_qt5_src}/fcitxqtdbustypes.h)
+    set_source_files_properties(${fcitx_qt5_src}/org.fcitx.Fcitx.InputMethod1.xml PROPERTIES
+    INCLUDE ${fcitx_qt5_src}/fcitxqtdbustypes.h)
+
+    qt5_add_dbus_interface(fcitx_qt5_adaptors ${fcitx_qt5_src}/org.fcitx.Fcitx.InputContext.xml inputcontextproxy)
+    qt5_add_dbus_interface(fcitx_qt5_adaptors ${fcitx_qt5_src}/org.fcitx.Fcitx.InputContext1.xml inputcontext1proxy)
+    qt5_add_dbus_interface(fcitx_qt5_adaptors ${fcitx_qt5_src}/org.fcitx.Fcitx.InputMethod.xml inputmethodproxy)
+    qt5_add_dbus_interface(fcitx_qt5_adaptors ${fcitx_qt5_src}/org.fcitx.Fcitx.InputMethod1.xml inputmethod1proxy)
+
+    target_sources(external_fcitx_qt5 PRIVATE ${fcitx_qt5_adaptors})
+
+    target_include_directories(external_fcitx_qt5
+    PRIVATE
+        ${fcitx_qt5_src}
+        "${CMAKE_CURRENT_BINARY_DIR}"
+    )
+
+    target_compile_definitions(external_fcitx_qt5
+    PRIVATE
+        QT_STATICPLUGIN
+    )
+
+    target_link_libraries(external_fcitx_qt5
+    PRIVATE
+        desktop-app::external_qt
+    )
+
+    if (DESKTOP_APP_USE_PACKAGED)
+        find_package(PkgConfig REQUIRED)
+        pkg_check_modules(XKBCOMMON REQUIRED IMPORTED_TARGET xkbcommon)
+
+        target_link_libraries(external_fcitx_qt5
+        PRIVATE
+            PkgConfig::XKBCOMMON
+        )
+    else()
+        target_link_static_libraries(external_fcitx_qt5
+        PRIVATE
+            xkbcommon
+        )
+    endif()
+endif()
diff --git a/external/qt/CMakeLists.txt b/external/qt/CMakeLists.txt
index e265ff7..36b5b1b 100644
--- a/external/qt/CMakeLists.txt
+++ b/external/qt/CMakeLists.txt
@@ -165,7 +165,6 @@ else()
             set(qt_libs_dbus_support lib/${qt_lib_prefix}Qt5LinuxAccessibilitySupport)
             set(qt_libs_dbus_plugins
                 plugins/platforminputcontexts/${qt_lib_prefix}ibusplatforminputcontextplugin
-                plugins/platforminputcontexts/${qt_lib_prefix}fcitxplatforminputcontextplugin
                 plugins/platforminputcontexts/${qt_lib_prefix}himeplatforminputcontextplugin
                 plugins/platforminputcontexts/${qt_lib_prefix}nimfplatforminputcontextplugin
                 plugins/platformthemes/${qt_lib_prefix}qxdgdesktopportal