diff --git a/CMakeLists.txt b/CMakeLists.txt
index 97b854c9a2..3dced4d7ca 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -324,7 +324,6 @@ include_directories(BEFORE
     )
 
 add_subdirectory( libkwineffects )
-add_subdirectory( killer )
 if(KWIN_BUILD_KCMS)
     add_subdirectory( kcmkwin )
 endif()
diff --git a/helpers/CMakeLists.txt b/helpers/CMakeLists.txt
index 22749e6e39..fcd7fdaadd 100644
--- a/helpers/CMakeLists.txt
+++ b/helpers/CMakeLists.txt
@@ -1 +1,2 @@
+add_subdirectory(killer)
 add_subdirectory(xclipboardsync)
diff --git a/killer/CMakeLists.txt b/helpers/killer/CMakeLists.txt
similarity index 100%
rename from killer/CMakeLists.txt
rename to helpers/killer/CMakeLists.txt
diff --git a/killer/killer.cpp b/helpers/killer/killer.cpp
similarity index 100%
rename from killer/killer.cpp
rename to helpers/killer/killer.cpp