diff --git a/SearchTree.cpp b/SearchTree.cpp
index db3d2c6..6e10bd9 100644
--- a/SearchTree.cpp
+++ b/SearchTree.cpp
@@ -117,7 +117,9 @@ public:
         tree_node<T>* current = sub_tree_right;
         while (current != nullptr) {
             if (current->data.front() > left_value) {
-                current
+                current = current->left;
+            } else if (current->data.front() < left_value) {
+                current->right = sub_tree_left;
             }
         }
     }