diff --git a/src/mhtree/MHTree.java b/src/mhtree/MHTree.java
index 2ecf55054b4aeef9350bb4d7023eace5fc3be66d..e033b49ff9df30efd742fc70702a506a30068083 100644
--- a/src/mhtree/MHTree.java
+++ b/src/mhtree/MHTree.java
@@ -157,7 +157,12 @@ public class MHTree extends Algorithm implements Serializable {
         operation.endOperation();
     }
 
-    private List<Node> getNodes() {
+    /**
+     * Returns a list of nodes.
+     *
+     * @return a list of nodes
+     */
+    public List<Node> getNodes() {
         List<Node> nodes = new ArrayList<>();
         root.gatherNodes(nodes);
         return nodes;