diff --git a/lib/Doctrine/Common/Cache/CouchbaseCache.php b/lib/Doctrine/Common/Cache/CouchbaseCache.php
index cd48f66de..f0e5f9072 100644
--- a/lib/Doctrine/Common/Cache/CouchbaseCache.php
+++ b/lib/Doctrine/Common/Cache/CouchbaseCache.php
@@ -63,7 +63,7 @@ public function getCouchbase()
      */
     protected function doFetch($id)
     {
-        return $this->couchbase->get($id);
+        return $this->couchbase->get($id) ?: false;
     }
 
     /**
diff --git a/tests/Doctrine/Tests/Common/Cache/CacheTest.php b/tests/Doctrine/Tests/Common/Cache/CacheTest.php
index 1bbc16505..ea7f75374 100644
--- a/tests/Doctrine/Tests/Common/Cache/CacheTest.php
+++ b/tests/Doctrine/Tests/Common/Cache/CacheTest.php
@@ -84,6 +84,18 @@ public function testGetStats()
         $this->assertArrayHasKey(Cache::STATS_MEMORY_AVAILIABLE, $stats);
     }
 
+    /**
+     * Make sure that all supported caches return "false" instead of "null" to be compatible
+     * with ORM integration.
+     */
+    public function testFalseOnFailedFetch()
+    {
+        $cache = $this->_getCacheDriver();
+        $result = $cache->fetch('nonexistent_key');
+        $this->assertFalse($result);
+        $this->assertNotNull($result);
+    }
+
     /**
      * @return \Doctrine\Common\Cache\CacheProvider
      */