diff --git a/doc/upgrade-1.2.html b/doc/upgrade-1.2.html
index 3852fbe9..ecab9e7e 100644
--- a/doc/upgrade-1.2.html
+++ b/doc/upgrade-1.2.html
@@ -3,7 +3,7 @@
     <head>
         <meta charset="utf-8" />
         <title>VIVO</title>
-        <link rel="stylesheet" href="../css/doc.css" />
+        <link rel="stylesheet" href="./css/doc.css" />
     </head>
     <body>
         <header id="branding" role="banner">
