diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 453aad70..b3c3305f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.0.3"
+  ".": "4.0.4"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 154ee8e8..439b428a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,22 @@
 
 # Change Log
 
+## [4.0.4](https://github.com/ruby-git/ruby-git/compare/v4.0.3...v4.0.4) (2025-07-09)
+
+
+### Bug Fixes
+
+* Remove deprecation from Git::Path ([ab1e207](https://github.com/ruby-git/ruby-git/commit/ab1e20773c6a300b546841f79adf8dd6e707250e))
+* Remove deprecation from Git::Stash ([9da1e91](https://github.com/ruby-git/ruby-git/commit/9da1e9112e38c0e964dd2bc638bda7aebe45ba91))
+
+
+### Other Changes
+
+* Add tests for Git::Base#set_index including deprecation ([e6ccb11](https://github.com/ruby-git/ruby-git/commit/e6ccb11830a794f12235e47032235c3284c84cf6))
+* Add tests for Git::Base#set_working including deprecation ([ee11137](https://github.com/ruby-git/ruby-git/commit/ee1113706a8e34e9631f0e2d89bd602bca87f05f))
+* Add tests to verify Git::Object.new creates the right type of object ([ab17621](https://github.com/ruby-git/ruby-git/commit/ab17621d65a02b70844fde3127c9cbb219add7f5))
+* Verify deprecated Git::Log methods emit a deprecation warning ([abb0efb](https://github.com/ruby-git/ruby-git/commit/abb0efbdb3b6bb49352d097b1fece708477d4362))
+
 ## [4.0.3](https://github.com/ruby-git/ruby-git/compare/v4.0.2...v4.0.3) (2025-07-08)
 
 
diff --git a/lib/git/version.rb b/lib/git/version.rb
index 0b43866a..dde1e521 100644
--- a/lib/git/version.rb
+++ b/lib/git/version.rb
@@ -3,5 +3,5 @@
 module Git
   # The current gem version
   # @return [String] the current gem version.
-  VERSION = '4.0.3'
+  VERSION = '4.0.4'
 end