diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2b71f2f..8c59678 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], and this project adheres to [Break Versioning].
 
-## [Unreleased]
+## [0.5.0] - 2025-08-29
 
 ### Changed
 
@@ -101,7 +101,8 @@ The format is based on [Keep a Changelog], and this project adheres to [Break Ve
 
 <!-- versions -->
 
-[Unreleased]: https://github.com/aaronmallen/dir_spec/compare/0.4.0...HEAD
+[Unreleased]: https://github.com/aaronmallen/dir_spec/compare/0.5.0...HEAD
+[0.5.0]: https://github.com/aaronmallen/dir_spec/compare/0.4.0...0.5.0
 [0.4.0]: https://github.com/aaronmallen/dir_spec/compare/0.3.0...0.4.0
 [0.3.0]: https://github.com/aaronmallen/dir_spec/compare/0.2.0...0.3.0
 [0.2.0]: https://github.com/aaronmallen/dir_spec/compare/0.1.0...0.2.0
diff --git a/Cargo.lock b/Cargo.lock
index 5a20451..486bf86 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -22,7 +22,7 @@ checksum = "2fd1289c04a9ea8cb22300a459a72a385d7c73d3259e2ed7dcb2af674838cfa9"
 
 [[package]]
 name = "dir_spec"
-version = "0.4.0"
+version = "0.5.0"
 dependencies = [
  "temp-env",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 147ca56..2617b73 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "dir_spec"
-version = "0.4.0"
+version = "0.5.0"
 edition = "2024"
 description = "A cross-platform Rust library for resolving XDG and platform-specific directories with proper fallbacks."
 authors = ["Aaron Allen (@aaronmallen)"]
diff --git a/docs/SECURITY.md b/docs/SECURITY.md
index 23551f8..3a7d634 100644
--- a/docs/SECURITY.md
+++ b/docs/SECURITY.md
@@ -78,8 +78,8 @@ We follow responsible disclosure practices:
 
 | Version | Support |
 |:-------:| :-----: |
-|  0.4.0  |   ✅    |
-| < 0.4.0 |   ❌    |
+|  0.5.0  |   ✅    |
+| < 0.5.0 |   ❌    |
 
 ### Key