diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 6e31d27..625f4fc 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,9 @@
 cmake_minimum_required(VERSION 3.5)
 project(QtAdvancedDockingSystem LANGUAGES CXX VERSION ${VERSION_SHORT})
-find_package(Qt5 5.5 COMPONENTS Core Gui Widgets X11Extras REQUIRED)
+find_package(Qt5 5.5 COMPONENTS Core Gui Widgets REQUIRED)
+if (UNIX)
+	find_package(Qt5 5.5 COMPONENTS X11Extras REQUIRED)
+endif()
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 if(BUILD_STATIC)
     set(CMAKE_STATIC_LIBRARY_SUFFIX "_static${CMAKE_STATIC_LIBRARY_SUFFIX}")