diff --git a/modules/calib3d/test/test_stereomatching.cpp b/modules/calib3d/test/test_stereomatching.cpp
index 60f20de676..649f79aec3 100755
--- a/modules/calib3d/test/test_stereomatching.cpp
+++ b/modules/calib3d/test/test_stereomatching.cpp
@@ -443,7 +443,8 @@ void CV_StereoMatchingTest::run(int)
     for( int ci = 0; ci < caseCount; ci++)
     {
         progress = update_progress( progress, ci, caseCount, 0 );
-
+        printf("progress: %d%%\n", progress);
+        fflush(stdout);
         string datasetName = caseDatasets[ci];
         string datasetFullDirName = dataPath + DATASETS_DIR + datasetName + "/";
         Mat leftImg = imread(datasetFullDirName + LEFT_IMG_NAME);