diff --git a/CHANGELOG.md b/CHANGELOG.md
index f3b83cb5..473ae2dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [v5.1.1](https://github.com/voxpupuli/json-schema/tree/v5.1.1) (2024-12-02)
+
+[Full Changelog](https://github.com/voxpupuli/json-schema/compare/v5.1.0...v5.1.1)
+
+**Fixed bugs:**
+
+- Add bigdecimal dependency to fix deprecation warning for Ruby 3.4 [\#533](https://github.com/voxpupuli/json-schema/pull/533) ([jamiecobbett](https://github.com/jamiecobbett))
+
 ## [v5.1.0](https://github.com/voxpupuli/json-schema/tree/v5.1.0) (2024-11-20)
 
 [Full Changelog](https://github.com/voxpupuli/json-schema/compare/v5.0.1...v5.1.0)
diff --git a/json-schema.gemspec b/json-schema.gemspec
index 1c58137c..aefd2cf0 100644
--- a/json-schema.gemspec
+++ b/json-schema.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name = 'json-schema'
-  s.version = '5.1.0'
+  s.version = '5.1.1'
   s.authors = ['Kenny Hoxworth', 'Vox Pupuli']
   s.email = 'voxpupuli@groups.io'
   s.homepage = 'https://github.com/voxpupuli/json-schema/'