diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 6bbfeb6..1bae8f9 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"0.5.0"}
+{".":"0.5.1"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 81bb144..682c745 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.5.1](https://github.com/Flagsmith/flagsmith-rust-flag-engine/compare/v0.5.0...v0.5.1) (2025-12-02)
+
+
+### Bug Fixes
+
+* check-context-values-exists-or-return-false ([#28](https://github.com/Flagsmith/flagsmith-rust-flag-engine/issues/28)) ([579d0e5](https://github.com/Flagsmith/flagsmith-rust-flag-engine/commit/579d0e5f93ad04b6f1f51894e361f6cc08dc27d9))
+* map-environment-name-and-tests ([#29](https://github.com/Flagsmith/flagsmith-rust-flag-engine/issues/29)) ([d5c1442](https://github.com/Flagsmith/flagsmith-rust-flag-engine/commit/d5c14429002d270993190c665c785b40022e5a22))
+
+
+### Other
+
+* bump engine-test-data to v3.5.0 ([#31](https://github.com/Flagsmith/flagsmith-rust-flag-engine/issues/31)) ([02422cf](https://github.com/Flagsmith/flagsmith-rust-flag-engine/commit/02422cfd96838f6c35c39d8463df200d057337ee))
+
 ## [0.5.0](https://github.com/Flagsmith/flagsmith-rust-flag-engine/compare/v0.4.0...v0.5.0) (2025-11-17)
 
 
diff --git a/Cargo.toml b/Cargo.toml
index 8da86c2..c9ce359 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "flagsmith-flag-engine"
-version = "0.5.0"
+version = "0.5.1"
 authors = ["Gagan Trivedi <gagan.trivedi@flagsmith.com>"]
 edition = "2021"
 description = "This project is the rust clone of flagsmith flag engine: https://github.com/Flagsmith/flagsmith-engine"