--- a/cmake/OpenCVFindLibsGUI.cmake
+++ b/cmake/OpenCVFindLibsGUI.cmake
@@ -61,7 +61,7 @@ endif()
 
 # --- GTK ---
 ocv_clear_vars(HAVE_GTK HAVE_GTK3 HAVE_GTHREAD HAVE_GTKGLEXT)
-if(WITH_GTK AND NOT HAVE_QT)
+if(WITH_GTK)
   if(NOT WITH_GTK_2_X)
     ocv_check_modules(GTK3 gtk+-3.0)
     if(HAVE_GTK3)