diff --git a/tests/Unit/Integrations/Divi/Pages/DiviContentComposerTest.php b/tests/Unit/Integrations/Divi/Pages/DiviContentComposerTest.php
index 32d7b7d..09848a7 100644
--- a/tests/Unit/Integrations/Divi/Pages/DiviContentComposerTest.php
+++ b/tests/Unit/Integrations/Divi/Pages/DiviContentComposerTest.php
@@ -177,6 +177,26 @@ final class DiviContentComposerTest extends TestCase
         self::assertSame([], $this->saved);
     }
 
+    /** Ruling X3: a new entry has no loop scope (nor has a new Theme Builder layout, same LayoutBuilder). */
+    public function testNewEntriesRefuseLoopContentWithTheLoopMessage(): void
+    {
+        $refused = $this->composer()->check('page', [
+            ['type' => 'section', 'modules' => [['type' => 'text', 'content' => '{{loop:post_title}}']]],
+        ]);
+
+        self::assertInstanceOf(WP_Error::class, $refused);
+        self::assertStringContainsString('braucht eine Divi-Schleife', implode(' ', self::errorFields($refused)));
+
+        // A new loop container does not open a scope for its content in the same call either.
+        $inNewLoop = $this->composer()->check('page', [[
+            'type' => 'section',
+            'attrs' => ['module.advanced.loop' => ['desktop' => ['enable' => 'on', 'queryType' => 'post_types']]],
+            'modules' => [['type' => 'text', 'content' => '{{loop:post_title}}']],
+        ]]);
+        self::assertInstanceOf(WP_Error::class, $inNewLoop);
+        self::assertStringContainsString('braucht eine Divi-Schleife', implode(' ', self::errorFields($inNewLoop)));
+    }
+
     public function testAFailingSaveIsThrown(): void
     {
         $this->saver = Mockery::mock(DiviSaver::class);