diff --git a/CHANGELOG.md b/CHANGELOG.md
index f22ec745e..b392b7c82 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,11 +2,17 @@
 
 ## master
 
+Contributed:
+
+- Added Bifrost Ledger capabilities (Thanks to https://github.com/awesomepan)
+
 Changes:
 
 - Expose `assertUnreachable` for codepaths that should not be followed
 - Swap to upstream `@noble/hashes`
 - Preserve all-caps word splits in `stringCamelCase`
+- Sync with upstream Substrate ss58 registry
+- Maintainability cleanups
 
 
 ## 8.1.2 Dec 5, 2021
diff --git a/packages/networks/src/substrate.ts b/packages/networks/src/substrate.ts
index 619d34f73..6d48711bf 100644
--- a/packages/networks/src/substrate.ts
+++ b/packages/networks/src/substrate.ts
@@ -741,7 +741,7 @@ export const knownSubstrate: KnownSubstrate[] = [
     decimals: [12],
     displayName: 'CESS Testnet',
     network: 'cess-testnet',
-    prefix: 10042,
+    prefix: 11330,
     standardAccount: '*25519',
     symbols: ['TCESS'],
     website: 'https://cess.cloud'
@@ -750,7 +750,7 @@ export const knownSubstrate: KnownSubstrate[] = [
     decimals: [12],
     displayName: 'CESS',
     network: 'cess',
-    prefix: 10043,
+    prefix: 11331,
     standardAccount: '*25519',
     symbols: ['CESS'],
     website: 'https://cess.cloud'