diff --git a/src/main/java/ca/joeltherrien/randomforest/tree/ForestTrainer.java b/src/main/java/ca/joeltherrien/randomforest/tree/ForestTrainer.java
index 7896519..26adfc0 100644
--- a/src/main/java/ca/joeltherrien/randomforest/tree/ForestTrainer.java
+++ b/src/main/java/ca/joeltherrien/randomforest/tree/ForestTrainer.java
@@ -29,9 +29,6 @@ public class ForestTrainer<Y, TO, FO> {
     private final ResponseCombiner<TO, FO> treeResponseCombiner;
     private final List<Row<Y>> data;
 
-    // number of covariates to randomly try
-    private final int mtry;
-
     // number of trees to try
     private final int ntree;
 
@@ -39,7 +36,6 @@ public class ForestTrainer<Y, TO, FO> {
     private final String saveTreeLocation;
 
     public ForestTrainer(final Settings settings, final List<Row<Y>> data, final List<Covariate> covariates){
-        this.mtry = settings.getMtry();
         this.ntree = settings.getNtree();
         this.data = data;
         this.displayProgress = true;
diff --git a/src/test/java/ca/joeltherrien/randomforest/workshop/TrainForest.java b/src/test/java/ca/joeltherrien/randomforest/workshop/TrainForest.java
index b198274..e2b07e8 100644
--- a/src/test/java/ca/joeltherrien/randomforest/workshop/TrainForest.java
+++ b/src/test/java/ca/joeltherrien/randomforest/workshop/TrainForest.java
@@ -54,6 +54,7 @@ public class TrainForest {
         final TreeTrainer<Double, Double> treeTrainer = TreeTrainer.<Double, Double>builder()
                 .numberOfSplits(5)
                 .nodeSize(5)
+                .mtry(4)
                 .maxNodeDepth(100000000)
                 .groupDifferentiator(new WeightedVarianceGroupDifferentiator())
                 .responseCombiner(new MeanResponseCombiner())
@@ -63,7 +64,6 @@ public class TrainForest {
                 .treeTrainer(treeTrainer)
                 .data(data)
                 .covariates(covariateList)
-                .mtry(4)
                 .ntree(100)
                 .treeResponseCombiner(new MeanResponseCombiner())
                 .displayProgress(true)