diff --git a/docs/release/1.9.md b/docs/release/1.9.md
index dc37eff0a..7ca9fdda2 100644
--- a/docs/release/1.9.md
+++ b/docs/release/1.9.md
@@ -74,6 +74,10 @@ Arista EOS:
 * Enable local exec authorization on Arista EOS
 * EOS VRFs don't need ip-vpn import/exports when we use EVPN
 
+Cumulus Linux:
+* Configure IPv6 RA only when using IPv6 on an interface
+* Fix container management IPv4 prefix
+
 Dell OS10:
 * Increase the VM RAM to 4GB according to vendor recommendations
 * Fix login credentials for vrnetlab containers