diff --git a/CMakeLists.txt b/CMakeLists.txt
index d3dcead729..894d0661e0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -280,6 +280,7 @@ set(kwin_XCB_LIBS
     XCB::RANDR
     XCB::KEYSYMS
     XCB::SHM
+    XCB::XTEST
 )
 
 set(kwin_WAYLAND_LIBS