diff --git a/docs/networks/software-versions.mdx b/docs/networks/software-versions.mdx
index c10da4978..8ac3cc1a1 100644
--- a/docs/networks/software-versions.mdx
+++ b/docs/networks/software-versions.mdx
@@ -12,6 +12,39 @@ Release candidates are software releases that are also released to the [Testnet]
 
 [testnet]: ./README.mdx
 
+## Protocol 22 (Testnet, October , 2024)
+
+### Software
+
+| Software | Version |
+| --- | --- |
+| XDR | `v21.1` |
+| Rust XDR | `v21.0.1` |
+| Soroban Environment | `v21.0.2` |
+| Stellar Core | `v21.0.0` |
+| Soroban Rust SDK | `21.0.1-preview.3` |
+| Stellar CLI | `v21.0.0` |
+| Soroban RPC | `v21.3.0` |
+| Stellar Horizon | `v2.30.0` |
+| Stellar Quickstart | `https://hub.docker.com/layers/stellar/quickstart/v426-latest-amd64/images/sha256-274395daab6fa8033b9213f152d56699358917fb01d7c7e95392a37fc00c9d01` |
+| Stellar JS Stellar Base | `v12.0.0-rc1` |
+| Stellar JS Stellar SDK | `v12.1.0` |
+| Freighter |  |
+| Laboratory |  |
+| Futurenet Network Passphrase | `Test SDF Future Network ; October 2022` |
+| Testnet Network Passphrase | `Test SDF Network ; September 2015` |
+| Mainnet Network Passphrase | `Public Global Stellar Network ; September 2015` |
+
+### Release notes
+
+#### Core
+
+New features in Protocol 22:
+
+#### Soroban Rust SDK
+
+#### Stellar CLI (Previously Soroban CLI)
+
 ## Protocol 21 (Mainnet, June 18, 2024)
 
 ### Software