diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index b7c790b..6966b80 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"5.2.0"}
+{".":"5.3.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 31c5060..80d61b5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,21 @@
 
 All notable changes to this project will be documented in this file.
 
+## [5.3.0](https://github.com/iExecBlockchainComputing/iexec-commons-poco/compare/v5.2.0...v5.3.0) (2025-10-28)
+
+
+### Features
+
+* apply EIP-712 new implementation to Challenge class ([#154](https://github.com/iExecBlockchainComputing/iexec-commons-poco/issues/154)) ([ed89528](https://github.com/iExecBlockchainComputing/iexec-commons-poco/commit/ed89528ee321731d818080b0682499a7b166c4ad))
+* deprecate ChainWorkerpool and IexecHubAbstractService#isTeeTask code for future removal ([#156](https://github.com/iExecBlockchainComputing/iexec-commons-poco/issues/156)) ([042e5a1](https://github.com/iExecBlockchainComputing/iexec-commons-poco/commit/042e5a1a58bbf406846eb4e113f8f8085eef1b16))
+* deprecate classes based on deprecated EIP-712 implementation ([#155](https://github.com/iExecBlockchainComputing/iexec-commons-poco/issues/155)) ([f8c83a2](https://github.com/iExecBlockchainComputing/iexec-commons-poco/commit/f8c83a26d22175a19f9d58196875df4133eadc0e))
+* support assertDatasetDealCompatibility new PoCo method ([#152](https://github.com/iExecBlockchainComputing/iexec-commons-poco/issues/152)) ([9e91aa1](https://github.com/iExecBlockchainComputing/iexec-commons-poco/commit/9e91aa171f1b3601c37a8d36c3fb027f6d34ab93))
+
+
+### Bug Fixes
+
+* Replace HashMap with ConcurrentHashMap to avoid race conditions ([#157](https://github.com/iExecBlockchainComputing/iexec-commons-poco/issues/157)) ([862d3d3](https://github.com/iExecBlockchainComputing/iexec-commons-poco/commit/862d3d3fa277399cb1df7a477bb06284771f1fe8))
+
 ## [5.2.0](https://github.com/iExecBlockchainComputing/iexec-commons-poco/compare/v5.1.0...v5.2.0) (2025-09-29)
 
 
diff --git a/gradle.properties b/gradle.properties
index 7c6bd73..d5c53ed 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 # x-release-please-start-version
-version=5.2.0
+version=5.3.0
 # x-release-please-end
 nexusUser
 nexusPassword