diff --git a/CHANGELOG.md b/CHANGELOG.md
index 345edd61b..10790475a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,7 +10,7 @@ _None_
 
 ### New Features
 
-_None_
+- `upload_build_to_apps_cdn`: Update the list of valid values for `platform` to add support for `Linux - x64` and `Linux - ARM64`. [#720]
 
 ### Bug Fixes
 
diff --git a/lib/fastlane/plugin/wpmreleasetoolkit/actions/common/upload_build_to_apps_cdn.rb b/lib/fastlane/plugin/wpmreleasetoolkit/actions/common/upload_build_to_apps_cdn.rb
index 740c50ef3..69e08e4d7 100644
--- a/lib/fastlane/plugin/wpmreleasetoolkit/actions/common/upload_build_to_apps_cdn.rb
+++ b/lib/fastlane/plugin/wpmreleasetoolkit/actions/common/upload_build_to_apps_cdn.rb
@@ -40,6 +40,8 @@ class UploadBuildToAppsCdnAction < Action
         'Microsoft Store - x86',
         'Microsoft Store - x64',
         'Microsoft Store - ARM64',
+        'Linux - x64',
+        'Linux - ARM64',
       ].freeze
       # See https://github.a8c.com/Automattic/wpcom/blob/trunk/wp-content/lib/a8c/cdn/src/enums/enum-install-type.php
       VALID_INSTALL_TYPES = [