diff --git a/README.md b/README.md
index 555d058..7a4b754 100644
--- a/README.md
+++ b/README.md
@@ -144,7 +144,7 @@ Tuple
 **Tuple is an immutable and hashable list.**
 ```python
 <tuple> = ()
-<tuple> = (<el>, )
+<tuple> = (<el>,)
 <tuple> = (<el_1>, <el_2> [, ...])
 ```
 
diff --git a/index.html b/index.html
index d88fccf..4b888c4 100644
--- a/index.html
+++ b/index.html
@@ -335,7 +335,7 @@ Counter({<span class="hljs-string">'blue'</span>: <span class="hljs-number">3</s
 
 
 <div><h2 id="tuple"><a href="#tuple" name="tuple">#</a>Tuple</h2><p><strong>Tuple is an immutable and hashable list.</strong></p><pre><code class="python language-python hljs">&lt;tuple&gt; = ()
-&lt;tuple&gt; = (&lt;el&gt;, )
+&lt;tuple&gt; = (&lt;el&gt;,)
 &lt;tuple&gt; = (&lt;el_1&gt;, &lt;el_2&gt; [, ...])
 </code></pre></div>