diff --git a/README.md b/README.md
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+++ b/README.md
@@ -1152,7 +1152,7 @@ class Counter:
 * **Iterators returned by the [iter()](#iterator) function, such as list\_iterator and set\_iterator.**
 * **Objects returned by the [itertools](#itertools) module, such as count, repeat and cycle.**
 * **Generators returned by the [generator functions](#generator) and [generator expressions](#comprehension).**
-* **All [file objects](#file), etc.**
+* **File objects returned by the [open()](#open) function, etc.**
 
 ### Callable
 * **All functions and classes have a call() method, hence are callable.**
diff --git a/index.html b/index.html
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@@ -1094,7 +1094,7 @@ Z = dataclasses.make_dataclass(<span class="hljs-string">'Z'</span>, [<span clas
 <li><strong>Iterators returned by the <a href="#iterator">iter()</a> function, such as list_iterator and set_iterator.</strong></li>
 <li><strong>Objects returned by the <a href="#itertools">itertools</a> module, such as count, repeat and cycle.</strong></li>
 <li><strong>Generators returned by the <a href="#generator">generator functions</a> and <a href="#comprehension">generator expressions</a>.</strong></li>
-<li><strong>All <a href="#file">file objects</a>, etc.</strong></li>
+<li><strong>File objects returned by the <a href="#open">open()</a> function, etc.</strong></li>
 </ul><div><h3 id="callable">Callable</h3><ul>
 <li><strong>All functions and classes have a call() method, hence are callable.</strong></li>
 <li><strong>When this cheatsheet uses <code class="python hljs"><span class="hljs-string">'&lt;function&gt;'</span></code> for an argument, it actually means <code class="python hljs"><span class="hljs-string">'&lt;callable&gt;'</span></code>.</strong></li>