diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index fd407a83..7bbd6a5e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"9.3.0"}
+{".":"9.4.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 887e2d0f..c637207c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
+## [9.4.0](https://github.com/iExecBlockchainComputing/iexec-worker/compare/v9.3.0...v9.4.0) (2026-05-06)
+
+
+### Features
+
+* upgrade to Spring Boot 3.5.8 ([#675](https://github.com/iExecBlockchainComputing/iexec-worker/issues/675)) ([97da5da](https://github.com/iExecBlockchainComputing/iexec-worker/commit/97da5dad335ab9ea8411cb806e40a055844c532b))
+
 ## [9.3.0](https://github.com/iExecBlockchainComputing/iexec-worker/compare/v9.2.0...v9.3.0) (2025-12-22)
 
 
diff --git a/gradle.properties b/gradle.properties
index 58048c52..f7567e52 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 # x-release-please-start-version
-version=9.3.0
+version=9.4.0
 # x-release-please-end
 iexecCommonsPocoVersion=5.4.0
 iexecCommonVersion=9.2.0