diff --git a/pages/builders/notices/holocene-changes.mdx b/pages/builders/notices/holocene-changes.mdx
index 7c0f3ff29..b72312c75 100644
--- a/pages/builders/notices/holocene-changes.mdx
+++ b/pages/builders/notices/holocene-changes.mdx
@@ -18,6 +18,11 @@ If you experience difficulty at any stage of this process, please reach out to [
 
   The Holocene upgrade for the Soneium Minato (Sepolia) will be activated at **Fri Dec 20 at 09:00:00 UTC** (`1734685200`).
 
+  The Holocene upgrade for the Soneium Minato (Sepolia) will be activated at **Fri Dec 20 at 09:00:00 UTC** (`1734685200`).
+
+  The Holocene upgrade for the Mainnet Superchain is scheduled for **Thu 9 Jan 2025 18:00:01 UTC**, [governance approval](https://vote.optimism.io/proposals/20127877429053636874064552098716749508236019236440427814457915785398876262515).
+
+  The Holocene upgrade for the Soneium Mainnet will be activated at **Mon Feb 03 at 09:00:00 UTC** (`1738573200`).
   The Holocene upgrade for the Mainnet Superchain is scheduled for **Thu 9 Jan 2025 18:00:01 UTC**, [governance approval](https://vote.optimism.io/proposals/20127877429053636874064552098716749508236019236440427814457915785398876262515).
 </Callout>