diff --git a/samples/cpp/detect_mser.cpp b/samples/cpp/detect_mser.cpp
index 796cfa8046..aa3c59e9fc 100644
--- a/samples/cpp/detect_mser.cpp
+++ b/samples/cpp/detect_mser.cpp
@@ -1,6 +1,10 @@
 #include <opencv2/opencv.hpp>
 #include "opencv2/core/opengl.hpp"
+#ifndef HAVE_GTK 
+#include "cvconfig.h"
+#else
 #include "opencv2/cvconfig.h"
+#endif
 
 #include <vector>
 #include <map>