diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index db7ad907..0c61a07e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-	".": "2.4.0"
+	".": "3.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 604fed83..da3d0171 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,17 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.0.0](https://github.com/microsoftgraph/msgraph-sdk-php-core/compare/v2.4.0...v3.0.0) (2026-03-30)
+
+
+### ⚠ BREAKING CHANGES
+
+* drop PHP 7.4–8.1 support to address insecure dependencies ([#224](https://github.com/microsoftgraph/msgraph-sdk-php-core/issues/224))
+
+### Bug Fixes
+
+* drop PHP 7.4–8.1 support to address insecure dependencies ([#224](https://github.com/microsoftgraph/msgraph-sdk-php-core/issues/224)) ([a640e86](https://github.com/microsoftgraph/msgraph-sdk-php-core/commit/a640e861f6acc244262c0c833320db3974aa6126))
+
 ## [2.4.0](https://github.com/microsoftgraph/msgraph-sdk-php-core/compare/v2.3.1...v2.4.0) (2025-03-28)
 
 
diff --git a/README.md b/README.md
index 1beee9ed..1eef854d 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ To install the `microsoft-graph-core` library with Composer, either run `compose
 {
     "require": {
         // x-release-please-start-version
-        "microsoft/microsoft-graph-core": "^2.4.0"
+        "microsoft/microsoft-graph-core": "^3.0.0"
         // x-release-please-end
     }
 }
diff --git a/src/GraphConstants.php b/src/GraphConstants.php
index 0d22f64c..a99c5653 100644
--- a/src/GraphConstants.php
+++ b/src/GraphConstants.php
@@ -26,7 +26,7 @@ final class GraphConstants
 
     // Define HTTP request constants
     // x-release-please-start-version
-    const SDK_VERSION = "2.4.0";
+    const SDK_VERSION = "3.0.0";
     // x-release-please-end
 
     // Define error constants