From cd9d58ad573f867f26ef00654fadfb840b8d260f Mon Sep 17 00:00:00 2001
From: Ryan Curtin <ryan@ratml.org>
Date: Mon, 7 Jun 2021 16:38:38 -0400
Subject: [PATCH] Update HISTORY.md.

---
 HISTORY.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/HISTORY.md b/HISTORY.md
index b08af6106e..fe8a4b48bf 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -59,6 +59,9 @@
   * Fixes to `HoeffdingTree`: ensure that training still works when empty
     constructor is used (#2964).
 
+  * Fix Julia handling of categorical data for `decision_tree()` and
+    `hoeffding_tree()` (#2971).
+
 ### mlpack 3.4.2
 ###### 2020-10-26
   * Added Mean Absolute Percentage Error.