diff --git a/samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp b/samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp
index b1886744d..a9413b871 100644
--- a/samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp
+++ b/samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp
@@ -22,7 +22,7 @@ int main(void)
 
     Mat homography;
     FileStorage fs("../data/H1to3p.xml", FileStorage::READ);
-    
+
     fs.getFirstTopLevelNode() >> homography;
 
     vector<KeyPoint> kpts1, kpts2;