diff --git a/modules/core/include/opencv2/core/ocl.hpp b/modules/core/include/opencv2/core/ocl.hpp
index 44235693c8..8d94002240 100644
--- a/modules/core/include/opencv2/core/ocl.hpp
+++ b/modules/core/include/opencv2/core/ocl.hpp
@@ -585,7 +585,7 @@ class CV_EXPORTS Image2D
 {
 public:
     Image2D();
-    explicit Image2D(const UMat &src);
+    Image2D(const UMat &src);
     ~Image2D();
 
     void* ptr() const;