diff --git a/tests/Xi/Filelib/Tests/Backend/Cache/Adapter/MemcachedCacheAdapterTest.php b/tests/Xi/Filelib/Tests/Backend/Cache/Adapter/MemcachedCacheAdapterTest.php
index f573f4c4..850df44f 100644
--- a/tests/Xi/Filelib/Tests/Backend/Cache/Adapter/MemcachedCacheAdapterTest.php
+++ b/tests/Xi/Filelib/Tests/Backend/Cache/Adapter/MemcachedCacheAdapterTest.php
@@ -35,6 +35,10 @@ public function setUp()
 
     public function tearDown()
     {
+        if (empty($this->memcached)) {
+            return;
+        }
+
         $this->memcached->flush();
     }