diff --git a/CMakeLists.txt b/CMakeLists.txt
index 10ef443..5db6d37 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,7 +28,7 @@ endif()
 find_package(Qt6 COMPONENTS Widgets Core)
 if(BUILD_OUT_OF_TREE)
   if(OS_LINUX OR OS_FREEBSD OR OS_OPENBSD)
-    find_package(Qt6 REQUIRED Gui)
+    find_package(Qt6 REQUIRED GuiPrivate)
   endif()
 endif()
 target_link_libraries(${PROJECT_NAME} PRIVATE Qt::Core Qt::Widgets)