diff --git a/modules/nonfree/include/opencv2/nonfree/nonfree.hpp b/modules/nonfree/include/opencv2/nonfree/nonfree.hpp
index 3510f02388..dd084cd02a 100644
--- a/modules/nonfree/include/opencv2/nonfree/nonfree.hpp
+++ b/modules/nonfree/include/opencv2/nonfree/nonfree.hpp
@@ -48,7 +48,7 @@
 namespace cv
 {
 
-CV_EXPORTS bool initModule_nonfree();
+CV_EXPORTS_W bool initModule_nonfree();
     
 }