diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index dc6837a53b..6ba2d33ef2 100644
--- a/lib/config/options/index.ts
+++ b/lib/config/options/index.ts
@@ -3158,7 +3158,7 @@ const options: Readonly<RenovateOptions>[] = [
     description:
       'Configuration object to define language or manager version constraints.',
     type: 'object',
-    default: { ghActionsLock: 'v0.2.0' },
+    default: { ghActionsLock: 'v0.3.0' },
     mergeable: true,
     cli: false,
     supportedManagers: [
diff --git a/lib/modules/manager/github-actions/artifacts.spec.ts b/lib/modules/manager/github-actions/artifacts.spec.ts
index 395f4b0bd3..d846188020 100644
--- a/lib/modules/manager/github-actions/artifacts.spec.ts
+++ b/lib/modules/manager/github-actions/artifacts.spec.ts
@@ -15,7 +15,7 @@ import { updateActionsLockfile } from './artifacts.ts';
 
 vi.mock('../../../util/fs/index.ts');
 
-const actionsLockVersion = 'v0.2.0';
+const actionsLockVersion = 'v0.3.0';
 
 const actionsLock = codeBlock`
 # This file is machine-generated by \`gh actions-lock\`.