diff --git a/core/modules/system/src/Tests/System/UncaughtExceptionTest.php b/core/modules/system/src/Tests/System/UncaughtExceptionTest.php
index 3460125..b2436c4 100644
--- a/core/modules/system/src/Tests/System/UncaughtExceptionTest.php
+++ b/core/modules/system/src/Tests/System/UncaughtExceptionTest.php
@@ -231,7 +231,8 @@ public function testLostDatabaseConnection() {
 
     $this->drupalGet('');
     $this->assertResponse(500);
-    $this->assertRaw('PDOException');
+    $this->assertText('Exception');
+    $this->assertText($incorrect_username);
   }
 
   /**