diff --git a/site/_docs/configuration.md b/site/_docs/configuration.md
index 7a75bd69..488bb86e 100644
--- a/site/_docs/configuration.md
+++ b/site/_docs/configuration.md
@@ -156,7 +156,8 @@ class="flag">flags</code> (specified on the command-line) that control them.
   <p>
     The contents of <code>&lt;destination&gt;</code> are automatically
     cleaned, by default, when the site is built. Files or folders that are not
-    created by your site will be removed. Some files could be retained by specifying them within the  <code>&lt;keep_files&gt;</code> configuration directive.
+    created by your site will be removed. Some files could be retained
+    by specifying them within the <code>&lt;keep_files&gt;</code> configuration directive.
   </p>
   <p>
     Do not use an important location for <code>&lt;destination&gt;</code>; instead, use it as