diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e54371b3..11cb6bf0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@
 - Add RenderBox.framework patch for 3802-based Intel GPUs on macOS 13.3 and newer
   - Works around Weather and Widget freezing
   - Applicable for Intel Ivy Bridge and Haswell iGPUs
+- Add macOS Sonoma support to PatcherSupportPkg validation in CI
 - Implement basic support for macOS Sonoma:
   - Supports same range of hardware as Ventura, in addition to:
     - iMac18,x
diff --git a/resources/validation.py b/resources/validation.py
index 77aea9cd3..9adbd6595 100644
--- a/resources/validation.py
+++ b/resources/validation.py
@@ -162,7 +162,7 @@ class PatcherValidation:
         logging.info("Mounted Universal-Binaries.dmg")
 
 
-        for supported_os in [os_data.os_data.big_sur, os_data.os_data.monterey, os_data.os_data.ventura]:
+        for supported_os in [os_data.os_data.big_sur, os_data.os_data.monterey, os_data.os_data.ventura, os_data.os_data.sonoma]:
             for i in range(0, 10):
                 self._validate_root_patch_files(supported_os, i)
         logging.info("Validating SNB Board ID patcher")