diff --git a/tests/e2e/Services/Functions/FunctionsCustomServerTest.php b/tests/e2e/Services/Functions/FunctionsCustomServerTest.php
index 5e498368e..c7dd46782 100644
--- a/tests/e2e/Services/Functions/FunctionsCustomServerTest.php
+++ b/tests/e2e/Services/Functions/FunctionsCustomServerTest.php
@@ -568,6 +568,9 @@ class FunctionsCustomServerTest extends Scope
         ], $this->getHeaders()));
 
         $this->assertEquals(200, $function['headers']['status-code']);
+        $this->assertNotEmpty($function['body']['status']);
+        $this->assertNotEmpty($function['body']['buildStdout']);
+        $this->assertArrayHasKey('buildStderr', $function['body']);
 
         /**
          * Test for FAILURE