Not a problem!
https://bugs.kde.org/show_bug.cgi?id=379834
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,11 +22,6 @@ if(POLICY CMP0063)
   cmake_policy(SET CMP0063 NEW)
 endif(POLICY CMP0063)
 
-## workaround for ki18n 5.34.0++ changes (see BUG 379834)
-if(POLICY CMP0002)
-  cmake_policy(SET CMP0002 OLD)
-endif(POLICY CMP0002)
-
 find_package(Qt5Core)
 find_package(ECM 1.0.0 REQUIRED NO_MODULE)
 set(CMAKE_MODULE_PATH
