diff --git a/Release-Testing-Instructions-WooCommerce-7.3.md b/Release-Testing-Instructions-WooCommerce-7.3.md
index 9477262..afcd00a 100644
--- a/Release-Testing-Instructions-WooCommerce-7.3.md
+++ b/Release-Testing-Instructions-WooCommerce-7.3.md
@@ -19,6 +19,11 @@ Blocks 9.1.3 [Testing instructions](https://github.com/woocommerce/woocommerce-b
 
 ## WooCommerce Core Updates
 
+### [Update country select control regex #36159](https://github.com/woocommerce/woocommerce/pull/36159)
+1. Start OBW
+2. Type a country name and confirm it matches a country
+3. Type a state name and confirm it matches a state
+
 ### [Remove redundant Pinterest listing from marketing task #36158](https://github.com/woocommerce/woocommerce/pull/36158)
 With a new site,