diff --git a/samples/cpp/points_classifier.cpp b/samples/cpp/points_classifier.cpp
index ec76836f6..47ab93805 100644
--- a/samples/cpp/points_classifier.cpp
+++ b/samples/cpp/points_classifier.cpp
@@ -22,9 +22,9 @@ vector<Scalar> classColors;
 #define NBC 0 // normal Bayessian classifier
 #define KNN 0 // k nearest neighbors classifier
 #define SVM 0 // support vectors machine
-#define DT  0 // decision tree
+#define DT  1 // decision tree
 #define BT  0 // ADA Boost
-#define GBT 1 // gradient boosted trees
+#define GBT 0 // gradient boosted trees
 #define RF  0 // random forest
 #define ERT 0 // extremely randomized trees
 #define ANN 0 // artificial neural networks