diff --git a/docs/topics/downloader-middleware.rst b/docs/topics/downloader-middleware.rst
index 912600428..29e350651 100644
--- a/docs/topics/downloader-middleware.rst
+++ b/docs/topics/downloader-middleware.rst
@@ -366,7 +366,7 @@ HttpCacheMiddleware
     This middleware provides low-level cache to all HTTP requests and responses.
     It has to be combined with a cache storage backend as well as a cache policy.
 
-    Scrapy ships with three HTTP cache storage backends:
+    Scrapy ships with the following HTTP cache storage backends:
 
         * :ref:`httpcache-storage-fs`
         * :ref:`httpcache-storage-dbm`