diff --git a/html/tutorial/index.html b/html/tutorial/index.html
index 7c95c42fd4dce6585c33be3d43b3953235e8ba90..a9cb03c4ace51a65890d4724d86e7a1dd75ad0b5 100644
--- a/html/tutorial/index.html
+++ b/html/tutorial/index.html
@@ -93,7 +93,7 @@ Javadoc).
 <h2>Preparation</h2>
 
 <p>This preparation phase, is common to all tutorials (but the second
-  one which only requires a wen browser).</p>
+  one which only requires a web browser).</p>
 
 <p>For running the alignment <abbr>API</abbr>, you must have a Java
   interpreter available. We will call it <tt>java</tt>. For compiling