diff --git a/source/whats-new.txt b/source/whats-new.txt
index b2c4ef9d0..96251db7b 100644
--- a/source/whats-new.txt
+++ b/source/whats-new.txt
@@ -19,6 +19,7 @@ What's New
 
 Learn what's new in:
 
+* :ref:`Version 5.2.1 <java-version-5.2.1>`
 * :ref:`Version 5.2 <java-version-5.2>`
 * :ref:`Version 5.1.3 <java-version-5.1.3>`
 * :ref:`Version 5.1.2 <java-version-5.1.2>`
@@ -28,6 +29,17 @@ Learn what's new in:
 * :ref:`Version 4.11 <version-4.11>`
 * :ref:`Version 4.10 <version-4.10>`
 
+.. _java-version-5.2.1:
+
+What's New in 5.2.1
+-------------------
+
+The 5.2.1 driver patch release includes the following changes:
+
+- Fixes an issue that caused applications built with Quarkus to throw a
+  ``java.lang.UnsatisfiedLinkError`` when initializing ``libmongocrypt``
+  bindings.
+
 .. _java-version-5.2:
 
 What's New in 5.2