diff --git a/src/Symfony/Component/HttpKernel/Fragment/EsiFragmentRenderer.php b/src/Symfony/Component/HttpKernel/Fragment/EsiFragmentRenderer.php
index 68b1a87da65c..e36e459506a1 100644
--- a/src/Symfony/Component/HttpKernel/Fragment/EsiFragmentRenderer.php
+++ b/src/Symfony/Component/HttpKernel/Fragment/EsiFragmentRenderer.php
@@ -32,10 +32,10 @@ class EsiFragmentRenderer extends RoutableFragmentRenderer
      * The "fallback" strategy when ESI is not available should always be an
      * instance of InlineFragmentRenderer.
      *
-     * @param Esi                    $esi            An Esi instance
-     * @param InlineFragmentRenderer $inlineStrategy The inline strategy to use when ESI is not supported
+     * @param Esi                       $esi            An Esi instance
+     * @param FragmentRendererInterface $inlineStrategy The inline strategy to use when ESI is not supported
      */
-    public function __construct(Esi $esi, InlineFragmentRenderer $inlineStrategy)
+    public function __construct(Esi $esi, FragmentRendererInterface $inlineStrategy)
     {
         $this->esi = $esi;
         $this->inlineStrategy = $inlineStrategy;