diff --git a/src/Symfony/Components/DependencyInjection/Container.php b/src/Symfony/Components/DependencyInjection/Container.php
index 28f66cbb608c..2fb8be769a62 100644
--- a/src/Symfony/Components/DependencyInjection/Container.php
+++ b/src/Symfony/Components/DependencyInjection/Container.php
@@ -194,14 +194,14 @@ public function getService($id, $invalidBehavior = self::EXCEPTION_ON_INVALID_RE
       throw new \InvalidArgumentException(sprintf('A service id should be a string (%s given).', str_replace("\n", '', var_export($id, true))));
     }
 
-    if (isset($this->services[$id]))
+    if (method_exists($this, $method = 'get'.self::camelize($id).'Service'))
     {
-      return $this->services[$id];
+      return $this->$method();
     }
 
-    if (method_exists($this, $method = 'get'.self::camelize($id).'Service'))
+    if (isset($this->services[$id]))
     {
-      return $this->$method();
+      return $this->services[$id];
     }
 
     if (self::EXCEPTION_ON_INVALID_REFERENCE === $invalidBehavior)
diff --git a/tests/unit/Symfony/Components/DependencyInjection/ContainerTest.php b/tests/unit/Symfony/Components/DependencyInjection/ContainerTest.php
index 34e660d10e23..00eaa1a9a69b 100644
--- a/tests/unit/Symfony/Components/DependencyInjection/ContainerTest.php
+++ b/tests/unit/Symfony/Components/DependencyInjection/ContainerTest.php
@@ -155,7 +155,7 @@ protected function getFoo_BazService()
 $t->ok($sc->hasService('bar'), '->hasService() returns true if the service has been defined as a getXXXService() method');
 
 $sc->setService('bar', $bar = new stdClass());
-$t->is(spl_object_hash($sc->getService('bar')), spl_object_hash($bar), '->getService() prefers to return a service defined with setService() than one defined with a getXXXService() method');
+$t->isnt(spl_object_hash($sc->getService('bar')), spl_object_hash($bar), '->getService() prefers to return a service defined with a getXXXService() method than one defined with setService()');
 
 try
 {