diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3f9e63c..fcec020 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,18 @@
 
 All notable changes to this project will be documented in this file.
 
+# [15.4](https://github.com/joseluisq/macosx-sdks/releases/tag/15.4) - Apr 10, 2025
+
+[macOS Sequoia 15.4](https://developer.apple.com/documentation/macos-release-notes/macos-15_4-release-notes) SDK packaged using [osxcross](https://github.com/tpoechtrager/osxcross#packaging-the-sdk).
+
+**SHA256SUM:** `a0b7b66912ac0da0e45b304a332bacdbe58ca172220820d425edb28213962f81`
+
+__Note:__
+
+Please ensure you have read and understood the [Xcode license terms](https://www.apple.com/legal/sla/docs/xcode.pdf) first.
+
+[Changes][15.4]
+
 # [15.2](https://github.com/joseluisq/macosx-sdks/releases/tag/15.2) - Dec 31, 2024
 
 [macOS Sequoia 15.2](https://developer.apple.com/documentation/macos-release-notes/macos-15_2-release-notes) SDK packaged using [osxcross](https://github.com/tpoechtrager/osxcross#packaging-the-sdk).
@@ -282,6 +294,7 @@ Please ensure you have read and understood the [Xcode license terms](https://www
 
 [Changes][10.15]
 
+[15.4]: https://github.com/joseluisq/macosx-sdks/compare/15.2...15.4
 [15.2]: https://github.com/joseluisq/macosx-sdks/compare/15.1...15.2
 [15.1]: https://github.com/joseluisq/macosx-sdks/compare/15.0...15.1
 [15.0]: https://github.com/joseluisq/macosx-sdks/compare/14.5...15.0
diff --git a/README.md b/README.md
index 551b6ff..dd92cd4 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,7 @@ Please ensure you have read and understood first the [Xcode license terms](https
 
 ## SDKs
 
+- [Mac OS X 15.4 (macOS Sequoia)](https://github.com/joseluisq/macosx-sdks/releases/tag/15.4)
 - [Mac OS X 15.2 (macOS Sequoia)](https://github.com/joseluisq/macosx-sdks/releases/tag/15.2)
 - [Mac OS X 15.1 (macOS Sequoia)](https://github.com/joseluisq/macosx-sdks/releases/tag/15.1)
 - [Mac OS X 15.0 (macOS Sequoia)](https://github.com/joseluisq/macosx-sdks/releases/tag/15.0)
diff --git a/macosx_sdks.json b/macosx_sdks.json
index 7244d2a..f23fa20 100644
--- a/macosx_sdks.json
+++ b/macosx_sdks.json
@@ -1,4 +1,17 @@
 [
+    {
+        "version": "macOS 15.4",
+        "name": "Sequoia",
+        "darwin": "24.4.0",
+        "release_date": "2025-03-31",
+        "architectures": [
+            "x86_64",
+            "arm64"
+        ],
+        "github_release": "https://github.com/joseluisq/macosx-sdks/releases/tag/15.4",
+        "github_download_url": "https://github.com/joseluisq/macosx-sdks/releases/download/15.4/MacOSX15.4.sdk.tar.xz",
+        "github_download_sha256sum": "a0b7b66912ac0da0e45b304a332bacdbe58ca172220820d425edb28213962f81"
+    },
     {
         "version": "macOS 15.2",
         "name": "Sequoia",