diff --git a/modules/core/include/opencv2/core/cuda/functional.hpp b/modules/core/include/opencv2/core/cuda/functional.hpp
index 4944381dda..3b531a13ed 100644
--- a/modules/core/include/opencv2/core/cuda/functional.hpp
+++ b/modules/core/include/opencv2/core/cuda/functional.hpp
@@ -47,7 +47,6 @@
 #include "saturate_cast.hpp"
 #include "vec_traits.hpp"
 #include "type_traits.hpp"
-#include "device_functions.h"
 
 /** @file
  * @deprecated Use @ref cudev instead.