diff --git a/CHANGELOG.md b/CHANGELOG.md
index aa9588a4..d0b2c43b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## v8.1.0 (2025-05-29)
+
+- Adds `reference` to claims
+
 ## v8.0.1 (2025-05-27)
 
 - Corrects the endpoint used for creating/updating UPS accounts
diff --git a/composer.json b/composer.json
index 132e7451..e1ce70b0 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
   "name": "easypost/easypost-php",
   "description": "EasyPost Shipping API Client Library for PHP",
-  "version": "8.0.1",
+  "version": "8.1.0",
   "keywords": [
     "shipping",
     "api",
diff --git a/lib/EasyPost/Claim.php b/lib/EasyPost/Claim.php
index 915c6fd7..471c322b 100644
--- a/lib/EasyPost/Claim.php
+++ b/lib/EasyPost/Claim.php
@@ -15,6 +15,7 @@
  * @property string $insurance_id
  * @property string $payment_method
  * @property string $recipient_name
+ * @property string $reference
  * @property string $requested_amount
  * @property string $salvage_value
  * @property string $shipment_id