diff --git a/CHANGELOG.md b/CHANGELOG.md
index b2462d0..11c25db 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased] - 2024-05-17
+## [Unreleased] - 2024-06-10
 
 ### Added
 
@@ -17,7 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 ### Dependencies
-* Bump cicirello/pyaction from 4.23.0 to 4.30.0, including upgrading Python to 3.12 within the Docker container of the action.
+* Bump cicirello/pyaction from 4.23.0 to 4.31.0, including upgrading Python to 3.12 within the Docker container of the action.
 
 ### CI/CD
 * Bump Python to 3.12 in CI/CD workflows when running unit tests.
diff --git a/Dockerfile b/Dockerfile
index 9ebb99a..ae9b478 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # Copyright (c) 2020-2024 Vincent A. Cicirello
 # https://www.cicirello.org/
 # Licensed under the MIT License
-FROM ghcr.io/cicirello/pyaction:4.30.0
+FROM ghcr.io/cicirello/pyaction:4.31.0
 COPY src /
 ENTRYPOINT ["/entrypoint.py"]