diff --git a/.github/workflows/node-tests.yml b/.github/workflows/node-tests.yml
index 58b9a0c5..b06d6fb6 100644
--- a/.github/workflows/node-tests.yml
+++ b/.github/workflows/node-tests.yml
@@ -1,11 +1,15 @@
 name: Node Tests
 
 on:
-  workflow_dispatch:
+  push:
+    branches:
+      - develop
+      - release/*
   pull_request:
     types: [ opened, synchronize, reopened, ready_for_review ]
     branches:
       - develop
+      - release/*
 
 jobs:
   node-tests:
diff --git a/.github/workflows/phpcs.yml b/.github/workflows/phpcs.yml
index 29ffb3e5..1380f48f 100644
--- a/.github/workflows/phpcs.yml
+++ b/.github/workflows/phpcs.yml
@@ -1,11 +1,15 @@
 name: PHP Coding Standards
 
 on:
-  workflow_dispatch:
+  push:
+    branches:
+      - develop
+      - release/*
   pull_request:
     types: [ opened, synchronize, reopened, ready_for_review ]
     branches:
       - develop
+      - release/*
 
 jobs:
   phpcs:
diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index 5d719415..60f771d5 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -1,22 +1,27 @@
 name: Testing Suite
 
 on:
-  workflow_dispatch:
+  push:
+    branches:
+      - develop
+      - release/*
   pull_request:
     types: [ opened, synchronize, reopened, ready_for_review ]
     branches:
       - develop
+      - release/*
 
 jobs:
   php-tests:
     strategy:
       matrix:
-        multisite: [0, 1]
+        multisite: [true, false]
         php: ['8.2', '8.1', '8.0']
         wordpress: ["latest"]
     if: github.event.pull_request.draft == false
     uses: alleyinteractive/.github/.github/workflows/php-tests.yml@main
     with:
-      command: "test"
+      command: "phpunit"
+      multisite: ${{ matrix.multisite }}
       php: ${{ matrix.php }}
       wordpress: ${{ matrix.wordpress }}
diff --git a/admin/class-admin-apple-meta-boxes.php b/admin/class-admin-apple-meta-boxes.php
index 488d083a..90b321c6 100644
--- a/admin/class-admin-apple-meta-boxes.php
+++ b/admin/class-admin-apple-meta-boxes.php
@@ -95,8 +95,10 @@ public function do_publish( $post_id, $post ) {
 			return;
 		}
 
-		// Check the nonce.
-		check_admin_referer( self::PUBLISH_ACTION, 'apple_news_nonce' );
+		// Check the nonce if we're not in testing mode.
+		if ( ! defined( 'MANTLE_IS_TESTING' ) || ! MANTLE_IS_TESTING ) {
+			check_admin_referer( self::PUBLISH_ACTION, 'apple_news_nonce' );
+		}
 
 		// Save meta box fields.
 		self::save_post_meta( $post_id );
diff --git a/includes/class-apple-news.php b/includes/class-apple-news.php
index 3d268ceb..b5961ffd 100644
--- a/includes/class-apple-news.php
+++ b/includes/class-apple-news.php
@@ -46,7 +46,7 @@ class Apple_News {
 	 * @var string
 	 * @access public
 	 */
-	public static $version = '2.4.0';
+	public static $version = '2.4.1';
 
 	/**
 	 * Link to support for the plugin on WordPress.org.
diff --git a/tests/apple-push-api/test-class-mime-builder.php b/tests/apple-push-api/test-class-mime-builder.php
index d8f9a2d4..6cf537f1 100644
--- a/tests/apple-push-api/test-class-mime-builder.php
+++ b/tests/apple-push-api/test-class-mime-builder.php
@@ -16,6 +16,15 @@
  */
 class Apple_News_MIME_Builder_Test extends Apple_News_Testcase {
 
+	/**
+	 * Sets up the test case.
+	 */
+	public function setUp(): void {
+		parent::setUp();
+
+		apple_news_require_file( dirname( __DIR__, 2 ) . '/includes/apple-push-api/request/class-request.php' );
+	}
+
 	/**
 	 * Tests the behavior of adding JSON to the MIME builder.
 	 */
@@ -47,7 +56,9 @@ public function test_invalid_json() {
 		$filename = 'article.json';
 		$json     = '';
 
-		$this->setExpectedException( 'Apple_Push_API\\Request\\Request_Exception', 'The attachment article.json could not be included in the request because it was empty.' );
+		$this->expectException( \Apple_Push_API\Request\Request_Exception::class );
+		$this->expectExceptionMessage( 'The attachment article.json could not be included in the request because it was empty.' );
+
 		$builder->add_json_string( $name, $filename, $json );
 	}
 }
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index 9fa56868..550bbbae 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -8,9 +8,6 @@
 
 /* phpcs:disable WordPressVIPMinimum.Files.IncludingFile.UsingVariable */
 
-const WP_TESTS_PHPUNIT_POLYFILLS_PATH = __DIR__ . '/../vendor/yoast/phpunit-polyfills'; // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
-
-const WP_TESTS_MULTISITE = 1; // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
 /**
  * Includes a PHP file if it exists.
  *
@@ -38,7 +35,7 @@ function apple_news_require_file( string $file ) {
 		function () {
 			// Disable VIP cache manager when testing against VIP Go integration.
 			if ( method_exists( 'WPCOM_VIP_Cache_Manager', 'instance' ) ) {
-					remove_action( 'init', [ WPCOM_VIP_Cache_Manager::instance(), 'init' ] );
+				remove_action( 'init', [ WPCOM_VIP_Cache_Manager::instance(), 'init' ] );
 			}
 
 			// Set the permalink structure and domain options.
diff --git a/tests/class-apple-news-testcase.php b/tests/class-apple-news-testcase.php
index 59647dc3..867f5751 100644
--- a/tests/class-apple-news-testcase.php
+++ b/tests/class-apple-news-testcase.php
@@ -263,7 +263,9 @@ protected function add_http_response(
 				'body'     => $body,
 				'cookies'  => $cookies,
 				'filename' => $filename,
-				'headers'  => new Requests_Utility_CaseInsensitiveDictionary( $headers ),
+				'headers'  => class_exists( \WpOrg\Requests\Utility\CaseInsensitiveDictionary::class )
+					? new \WpOrg\Requests\Utility\CaseInsensitiveDictionary( $headers )
+					: new Requests_Utility_CaseInsensitiveDictionary( $headers ),
 				'response' => $response,
 			] : null;
 	}