Index: gui/CMakeLists.txt
--- gui/CMakeLists.txt.orig
+++ gui/CMakeLists.txt
@@ -22,7 +22,6 @@ add_definitions(-DQT_NO_KEYWORDS -std=c++11)
 target_include_directories(fcitx5-kkc-config PRIVATE ${PROJECT_BINARY_DIR} ${CMAKE_CURRENT_BINARY_DIR})
 
 set_target_properties(fcitx5-kkc-config PROPERTIES
-                      LINK_FLAGS "-Wl,--no-undefined"
                       AUTOMOC TRUE
                       AUTOUIC TRUE
                       AUTOUIC_OPTIONS "-tr=fcitx::tr2fcitx;--include=fcitxqti18nhelper.h")
