diff --git a/README.md b/README.md
index bf32b051..1690334c 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,6 @@
 8. [Tree](https://github.com/trekhleb/javascript-algorithms/tree/master/src/data-structures/tree)
     * [Binary Search Tree](https://github.com/trekhleb/javascript-algorithms/tree/master/src/data-structures/tree/binary-search-tree)
     * [AVL Tree](https://github.com/trekhleb/javascript-algorithms/tree/master/src/data-structures/tree/avl-tree)
-    * 2-3 Tree
     * Red-Black Tree
     * Suffix Tree
     * Segment Tree or Interval Tree