diff --git a/HISTORY.md b/HISTORY.md
index 9978cf6766..63d0167a81 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -3,6 +3,8 @@
   * Refactor `ProgramInfo()` to separate out all the different
     information (#2558).
 
+  * Add bindings for one-hot encoding (#2325).
+
   * Added Soft Actor-Critic to RL methods (#2487).
 
   * Added Categorical DQN to q_networks (#2454).