diff --git a/modules/legacy/test/test_stereomatching.cpp b/modules/legacy/test/test_stereomatching.cpp
index 7513bbb1e5..2a1d905cbe 100644
--- a/modules/legacy/test/test_stereomatching.cpp
+++ b/modules/legacy/test/test_stereomatching.cpp
@@ -532,7 +532,7 @@ int CV_StereoMatchingTest::processStereoMatchingResults( FileStorage& fs, int ca
     // rightDisp is not used in current test virsion
     int code = cvtest::TS::OK;
     assert( fs.isOpened() );
-    assert( trueLeftDisp.type() == CV_32FC1 && trueRightDisp.type() == CV_32FC1 );
+    assert( trueLeftDisp.type() == CV_32FC1 && (trueRightDisp.empty() || trueRightDisp.type() == CV_32FC1) );
     assert( leftDisp.type() == CV_32FC1 && rightDisp.type() == CV_32FC1 );
 
     // get masks for unknown ground truth disparity values