diff --git a/Bumping-Error-Code.md b/Bumping-Error-Code.md
index 8cd4681..108c1bc 100644
--- a/Bumping-Error-Code.md
+++ b/Bumping-Error-Code.md
@@ -3,6 +3,7 @@
 ## Active changes
 | status | code value | dev name | hapi branch |
 |--------|---------|----------|-------------|
+| pending | 2548-2551 | ad1306 | 6513-cds-hooks-returns-400-when-extension-passed-in-the-request |
 | pending | 2547 | Ibrahim | fix-xa-suspend-errors |
 | pending | 2545-2546 | etienne poirier | 6203-subscriptionvalidatinginterceptor-allows-invalid-url-for-rest-hook-endpoint |
 | pending | 2543-2544 | kevindougan | 6173-log-unhandled-exceptions |