diff --git a/.vscode/settings.json b/.vscode/settings.json
index d709909..812b1f8 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,6 +1,6 @@
 {
     "yaml.schemas": {
-        "https://raw.githubusercontent.com/helm-unittest/helm-unittest/main/schema/helm-testsuite.json": [
+        "https://raw.githubusercontent.com/helm-unittest/helm-unittest/v0.3.6/schema/helm-testsuite.json": [
             "/unittests/**/*.yaml"
         ]
     },
diff --git a/renovate.json5 b/renovate.json5
index 74278dd..1831179 100644
--- a/renovate.json5
+++ b/renovate.json5
@@ -21,6 +21,15 @@
         '# renovate: datasource=(?<datasource>[a-z-.]+?) depName=(?<depName>[^\\s]+?)(?: (?:lookupName|packageName)=(?<packageName>[^\\s]+?))?(?: versioning=(?<versioning>[a-z-0-9]+?))?\\s+[A-Za-z0-9_]+?_VERSION\\s*:\\s*["\']?(?<currentValue>.+?)["\']?\\s',
       ],
     },
+    {
+      description: 'Detect helm-unittest yaml schema file',
+      customType: 'regex',
+      fileMatch: ['.vscode/settings\\.json$'],
+      matchStrings: [
+        'https:\\/\\/raw\\.githubusercontent\\.com\\/(?<depName>[^\\s]+?)\\/(?<currentValue>v[0-9.]+?)\\/schema\\/helm-testsuite\\.json',
+      ],
+      datasourceTemplate: 'github-releases',
+    },
   ],
   packageRules: [
     {
diff --git a/unittests/gpg-secret/signing-enabled.yaml b/unittests/gpg-secret/signing-enabled.yaml
index 4040793..8fcab68 100644
--- a/unittests/gpg-secret/signing-enabled.yaml
+++ b/unittests/gpg-secret/signing-enabled.yaml
@@ -33,7 +33,7 @@ tests:
           kind: Secret
           apiVersion: v1
           name: gitea-unittests-gpg-key
-      - isNotEmpty:
+      - isNotNullOrEmpty:
           path: metadata.labels
       - equal:
           path: data.privateKey