diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 6c0f8f4..e5c07e3 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -33,6 +33,7 @@ jobs:
       - run: npm run integration-ci
         env:
           HLX_FASTLY_AUTH: ${{ secrets.HLX_FASTLY_AUTH }}
+          CLOUDFLARE_AUTH: ${{ secrets.CLOUDFLARE_AUTH }}
 
       - name: Semantic Release (Dry Run)
         run: npm run semantic-release-dry
diff --git a/src/CloudflareDeployer.js b/src/CloudflareDeployer.js
index bd4fb92..94e3aca 100644
--- a/src/CloudflareDeployer.js
+++ b/src/CloudflareDeployer.js
@@ -89,6 +89,8 @@ export default class CloudflareDeployer extends BaseDeployer {
     await this.updatePackageParams(id, this.cfg.packageParams);
 
     await this.restoreSettings(settings);
+
+    await this.enableSubdomain();
   }
 
   async getSettings() {
@@ -120,6 +122,22 @@ export default class CloudflareDeployer extends BaseDeployer {
     return res.ok;
   }
 
+  async enableSubdomain() {
+    const res = await this.fetch(`https://api.cloudflare.com/client/v4/accounts/${this._cfg.accountID}/workers/scripts/${this.fullFunctionName}/subdomain`, {
+      method: 'POST',
+      headers: {
+        Authorization: `Bearer ${this._cfg.auth}`,
+        'content-type': 'application/json',
+      },
+      body: JSON.stringify({ enabled: true }),
+    });
+    if (!res.ok) {
+      const { errors } = await res.json();
+      this.log.warn(`Unable to enable workers.dev subdomain: ${errors[0]?.message || 'unknown error'}`);
+    }
+    return res.ok;
+  }
+
   async updatePackageParams(id, params) {
     const kvlist = Object.entries(params).map(([key, value]) => ({
       key, value,
@@ -169,7 +187,7 @@ export default class CloudflareDeployer extends BaseDeployer {
       ? this.testRequest({
         url: `https://${this.fullFunctionName}.${this._cfg.testDomain}.workers.dev`,
         idHeader: 'CF-RAY',
-        retry404: 0,
+        retry404: 5,
       })
       : undefined;
   }
diff --git a/test/cloudflare.integration.js b/test/cloudflare.integration.js
index 6eabcc3..f016c81 100644
--- a/test/cloudflare.integration.js
+++ b/test/cloudflare.integration.js
@@ -35,7 +35,7 @@ describe('Cloudflare Integration Test', () => {
     await fse.remove(testRoot);
   });
 
-  it.skip('Deploy a pure action to Cloudflare', async () => {
+  it('Deploy a pure action to Cloudflare', async () => {
     await fse.copy(path.resolve(__rootdir, 'test', 'fixtures', 'edge-action'), testRoot);
     process.chdir(testRoot); // need to change .cwd() for yargs to pickup `wsk` in package.json
     const builder = await new CLI()
@@ -47,8 +47,9 @@ describe('Cloudflare Integration Test', () => {
         '--plugin', path.resolve(__rootdir, 'src', 'index.js'),
         '--arch', 'edge',
         '--cloudflare-email', 'lars@trieloff.net',
-        '--cloudflare-account-id', 'b4adf6cfdac0918eb6aa5ad033da0747',
-        '--cloudflare-test-domain', 'rockerduck',
+        '--cloudflare-account-id', '155ec15a52a18a14801e04b019da5e5a',
+        '--cloudflare-test-domain', 'minivelos',
+        '--cloudflare-auth', process.env.CLOUDFLARE_AUTH,
         '--package.params', 'HEY=ho',
         '--package.params', 'ZIP=zap',
         '--update-package', 'true',
@@ -64,6 +65,6 @@ describe('Cloudflare Integration Test', () => {
     const res = await builder.run();
     assert.ok(res);
     const out = builder.cfg._logger.output;
-    assert.ok(out.indexOf('https://simple-package--simple-project.rockerduck.workers.dev') > 0, out);
+    assert.ok(out.indexOf('https://simple-package--simple-project.minivelos.workers.dev') > 0, out);
   }).timeout(10000000);
 });
diff --git a/test/deploy.test.js b/test/deploy.test.js
index 0d257bb..c24a360 100644
--- a/test/deploy.test.js
+++ b/test/deploy.test.js
@@ -56,7 +56,9 @@ describe('Deploy Test', () => {
       })
       .reply(200, JSON.stringify({ result: { id: 'test-namespace' } }))
       .put('/client/v4/accounts/123/workers/scripts/default--test-worker')
-      .reply(200);
+      .reply(200)
+      .post('/client/v4/accounts/123/workers/scripts/default--test-worker/subdomain')
+      .reply(200, JSON.stringify({ result: { enabled: true, previews_enabled: true } }));
 
     process.chdir(testRoot); // need to change .cwd() for yargs to pickup `wsk` in package.json
     const builder = await new CLI()
@@ -120,7 +122,9 @@ describe('Deploy Test', () => {
         bodies.settings = b;
         return true;
       })
-      .reply(200);
+      .reply(200)
+      .post('/client/v4/accounts/123/workers/scripts/default--test-worker/subdomain')
+      .reply(200, JSON.stringify({ result: { enabled: true, previews_enabled: true } }));
 
     process.chdir(testRoot); // need to change .cwd() for yargs to pickup `wsk` in package.json
     const builder = await new CLI()