diff --git a/docs/node/testnet/README.md b/docs/node/testnet/README.md
index a52ae03280..1d6cfeaf09 100644
--- a/docs/node/testnet/README.md
+++ b/docs/node/testnet/README.md
@@ -38,7 +38,7 @@ Feel free to use other seed nodes besides the one provided here.
 :::
 
 * [Oasis Core](https://github.com/oasisprotocol/oasis-core) version:
-  * [22.2.8](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.8)
+  * [22.2.9](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.9)
   * To sync from genesis, you need to start with an earlier version first
     ([read more][handling network upgrades]):
     * [22.0.3](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.0.3) (until epoch **15056**)
@@ -60,7 +60,7 @@ This section contains parameters for various ParaTimes known to be deployed on t
 ### Cipher
 
 * Oasis Core version:
-  * [22.2.8](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.8)
+  * [22.2.9](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.9)
 * Runtime identifier:
   * `0000000000000000000000000000000000000000000000000000000000000000`
 * Runtime binary version:
@@ -77,7 +77,7 @@ Feel free to use other IAS proxies besides the one provided here or [run your ow
 ### Emerald
 
 * Oasis Core version:
-  * [22.2.8](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.8)
+  * [22.2.9](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.9)
 * Runtime identifier:
   * `00000000000000000000000000000000000000000000000072c8215e60d5bca7`
 * Runtime binary version (or [build your own](https://github.com/oasisprotocol/emerald-paratime/tree/v10.0.0-testnet#building)):
@@ -88,7 +88,7 @@ Feel free to use other IAS proxies besides the one provided here or [run your ow
 ### Sapphire
 
 * Oasis Core version:
-  * [22.2.8](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.8)
+  * [22.2.9](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.9)
 * Runtime identifier:
   * `000000000000000000000000000000000000000000000000a6d1e3ebf60dff6c`
 * Runtime binary version:
@@ -107,7 +107,7 @@ Feel free to use other IAS proxies besides the one provided here or [run your ow
 ### Key Manager
 
 * Oasis Core version:
-  * [22.2.8](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.8)
+  * [22.2.9](https://github.com/oasisprotocol/oasis-core/releases/tag/v22.2.9)
 * Runtime identifier:
   * `4000000000000000000000000000000000000000000000004a1a53dff2ae482d`
 * Runtime binary version: