diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 394901e..d6c914a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"5.1.2"}
+{".":"5.1.3"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 392124c..cb786dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [5.1.3](https://github.com/Flagsmith/flagsmith-php-client/compare/v5.1.2...v5.1.3) (2026-09-24)
+
+
+### Bug Fixes
+
+* Mapping identity overrides with multiple features fails ([#143](https://github.com/Flagsmith/flagsmith-php-client/issues/143)) ([fd4bcc9](https://github.com/Flagsmith/flagsmith-php-client/commit/fd4bcc962be9a51d5813e6a9446b273fcf6f121c))
+
 ## [5.1.2](https://github.com/Flagsmith/flagsmith-php-client/compare/v5.1.1...v5.1.2) (2026-09-15)
 
 
diff --git a/composer.json b/composer.json
index ebdfe1f..8b02f72 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
     "name": "flagsmith/flagsmith-php-client",
     "type": "library",
-    "version": "5.1.2",
+    "version": "5.1.3",
     "license": "BSD-3-Clause",
     "authors": [
         {