diff --git a/pages/builders/notices/holocene-changes.mdx b/pages/builders/notices/holocene-changes.mdx
index a15c66d16..827f33adf 100644
--- a/pages/builders/notices/holocene-changes.mdx
+++ b/pages/builders/notices/holocene-changes.mdx
@@ -16,6 +16,8 @@ If you experience difficulty at any stage of this process, please reach out to [
   
   The Holocene upgrade for the Unichain Sepolia will be activated at **Wed Dec 18 at 22:00:00 UTC** (`1734559200`).
 
+  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 optimistically scheduled for **Thu 9 Jan 2025 18:00:01 UTC**, [pending governance approval](https://gov.optimism.io/t/upgrade-proposal-11-holocene-network-upgrade/9313).
 </Callout>
 
diff --git a/words.txt b/words.txt
index 2368dafd5..5ab0b5b84 100644
--- a/words.txt
+++ b/words.txt
@@ -189,6 +189,7 @@ Merkle
 merkle
 MFHI
 MFLO
+Minato
 MINFREEDISK
 minfreedisk
 MINSUGGESTEDPRIORITYFEE
@@ -339,6 +340,7 @@ SLTIU
 SLTU
 smartcard
 snapshotlog
+Soneium
 soulbound
 soyboy
 spacebar