diff --git a/.github/actions/features_parse/action.yml b/.github/actions/features_parse/action.yml
index 274a00b5..dac7b586 100644
--- a/.github/actions/features_parse/action.yml
+++ b/.github/actions/features_parse/action.yml
@@ -11,7 +11,7 @@ outputs:
 runs:
   using: composite
   steps:
-    - uses: gardenlinux/python-gardenlinux-lib/.github/actions/setup@0.10.9
+    - uses: gardenlinux/python-gardenlinux-lib/.github/actions/setup@0.10.10
     - id: result
       shell: bash
       run: |
diff --git a/.github/actions/flavors_parse/action.yml b/.github/actions/flavors_parse/action.yml
index 28cd6081..9bb8ff79 100644
--- a/.github/actions/flavors_parse/action.yml
+++ b/.github/actions/flavors_parse/action.yml
@@ -13,7 +13,7 @@ outputs:
 runs:
   using: composite
   steps:
-    - uses: gardenlinux/python-gardenlinux-lib/.github/actions/setup@0.10.9
+    - uses: gardenlinux/python-gardenlinux-lib/.github/actions/setup@0.10.10
     - id: matrix
       shell: bash
       run: |
diff --git a/.github/actions/setup/action.yml b/.github/actions/setup/action.yml
index 491a0f26..7021f953 100644
--- a/.github/actions/setup/action.yml
+++ b/.github/actions/setup/action.yml
@@ -4,7 +4,7 @@ description: Installs the given GardenLinux Python library
 inputs:
   version:
     description: GardenLinux Python library version
-    default: "0.10.9"
+    default: "0.10.10"
   python_version:
     description: Python version to setup
     default: "3.13"
diff --git a/pyproject.toml b/pyproject.toml
index aa9e8d37..9a17b7ab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "gardenlinux"
-version = "0.10.9"
+version = "0.10.10"
 description = "Contains tools to work with the features directory of gardenlinux, for example deducting dependencies from feature sets or validating cnames"
 authors = ["Garden Linux Maintainers <contact@gardenlinux.io>"]
 license = "Apache-2.0"
diff --git a/src/gardenlinux/features/cname.py b/src/gardenlinux/features/cname.py
index 3822d793..a1e2554c 100644
--- a/src/gardenlinux/features/cname.py
+++ b/src/gardenlinux/features/cname.py
@@ -57,14 +57,15 @@ def __init__(
         self._commit_id = None
         self._feature_elements_cached: Optional[List[str]] = None
         self._feature_flags_cached: Optional[List[str]] = None
-        self._feature_platform_cached: Optional[str] = None
+        self._feature_platforms_cached: Optional[List[str]] = None
         self._feature_set_cached: Optional[str] = None
         self._platform_variant_cached: Optional[str] = None
+        self._flavor = ""
+        self._version = None
+
         self._flag_multiple_platforms = bool(
             environ.get("GL_ALLOW_FRANKENSTEIN", False)
         )
-        self._flavor = ""
-        self._version = None
 
         commit_id_or_hash = None
 
diff --git a/src/gardenlinux/s3/s3_artifacts.py b/src/gardenlinux/s3/s3_artifacts.py
index 8bf686f6..25bb030d 100644
--- a/src/gardenlinux/s3/s3_artifacts.py
+++ b/src/gardenlinux/s3/s3_artifacts.py
@@ -182,6 +182,11 @@ def upload_from_directory(
             "paths": [],
         }
 
+        platform_variant = cname_object.platform_variant
+
+        if platform_variant is not None:
+            metadata["platform_variant"] = platform_variant
+
         re_object = re.compile("[^a-zA-Z0-9\\s+\\-=.\\_:/@]")
 
         for artifact in artifacts_dir.iterdir():
diff --git a/tests/s3/test_s3_artifacts.py b/tests/s3/test_s3_artifacts.py
index 8b7e4016..3c48d282 100644
--- a/tests/s3/test_s3_artifacts.py
+++ b/tests/s3/test_s3_artifacts.py
@@ -11,15 +11,15 @@
 from .conftest import S3Env
 
 RELEASE_DATA = """
-    GARDENLINUX_CNAME="container-amd64-1234.1-abc123"
-    GARDENLINUX_VERSION=1234.1
-    GARDENLINUX_COMMIT_ID="abc123"
-    GARDENLINUX_COMMIT_ID_LONG="abc123long"
-    GARDENLINUX_FEATURES="_usi,_trustedboot"
-    GARDENLINUX_FEATURES_ELEMENTS=
-    GARDENLINUX_FEATURES_FLAGS="_usi,_trustedboot"
-    GARDENLINUX_FEATURES_PLATFORMS="container"
-    """
+GARDENLINUX_CNAME="container-amd64-1234.1-abc123"
+GARDENLINUX_VERSION=1234.1
+GARDENLINUX_COMMIT_ID="abc123"
+GARDENLINUX_COMMIT_ID_LONG="abc123long"
+GARDENLINUX_FEATURES="_usi,_trustedboot"
+GARDENLINUX_FEATURES_ELEMENTS=
+GARDENLINUX_FEATURES_FLAGS="_usi,_trustedboot"
+GARDENLINUX_FEATURES_PLATFORMS="container"
+"""
 
 
 def test_s3artifacts_init_success(s3_setup: S3Env) -> None:
@@ -240,6 +240,31 @@ def test_upload_from_directory_commit_mismatch_raises(s3_setup: S3Env) -> None:
         artifacts.upload_from_directory(env.cname, env.tmp_path)
 
 
+def test_upload_from_directory_with_platform_variant(s3_setup: S3Env) -> None:
+    """
+    RuntimeError if version in release file does not match cname.
+    """
+    # Arrange
+    env = s3_setup
+    release_path = env.tmp_path / f"{env.cname}.release"
+
+    release_path.write_text(
+        RELEASE_DATA.strip() + "\nGARDENLINUX_PLATFORM_VARIANT=test"
+    )
+
+    # Act
+    artifacts = S3Artifacts(env.bucket_name)
+    artifacts.upload_from_directory(env.cname, env.tmp_path)
+
+    # Assert
+    bucket = env.s3.Bucket(env.bucket_name)
+    meta_obj = next(
+        o for o in bucket.objects.all() if o.key == f"meta/singles/{env.cname}"
+    )
+    metadata = yaml.safe_load(meta_obj.get()["Body"].read())
+    assert metadata["platform_variant"] == "test"
+
+
 def test_upload_directory_with_requirements_override(s3_setup: S3Env) -> None:
     """Ensure .requirements file values overide feature flag defaults."""
     # Arrange