diff --git a/CMakeLists.txt b/CMakeLists.txt
index d75cf14e78..92b63dc677 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,6 @@ endif(${KDE_PLATFORM_PROFILE} STREQUAL "Desktop")
 if(KWIN_PLASMA_ACTIVE)
     set(KWIN_BUILD_DECORATIONS OFF)
     set(KWIN_BUILD_KCMS OFF)
-    set(KWIN_BUILD_TABBOX OFF)
     set(KWIN_BUILD_TILING OFF)
     set(KWIN_BUILD_DESKTOPCHANGEOSD OFF)
     set(KWIN_BUILD_SCREENEDGES OFF)