diff --git a/doc/v2/Dereferenceable.html b/doc/v2/Dereferenceable.html
index e208f0ec..f7c53fd2 100644
--- a/doc/v2/Dereferenceable.html
+++ b/doc/v2/Dereferenceable.html
@@ -4,7 +4,7 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
-<link rel="stylesheet" type="text/css" href=../../../../boost.css>
+<link rel="stylesheet" type="text/css" href="../../../../boost.css">
 <title>Boost.Python - Dereferenceable Concept</title>
 </head>
 <body link="#0000ff" vlink="#800080">
diff --git a/doc/v2/Extractor.html b/doc/v2/Extractor.html
index 8b5b3b3c..441ca38b 100644
--- a/doc/v2/Extractor.html
+++ b/doc/v2/Extractor.html
@@ -4,7 +4,7 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
-<link rel="stylesheet" type="text/css" href=../../../../boost.css>
+<link rel="stylesheet" type="text/css" href="../../../../boost.css">
 <title>Boost.Python - Extractor Concept</title>
 </head>
 <body link="#0000ff" vlink="#800080">
diff --git a/doc/v2/HolderGenerator.html b/doc/v2/HolderGenerator.html
index 1ed5118a..58b4265a 100644
--- a/doc/v2/HolderGenerator.html
+++ b/doc/v2/HolderGenerator.html
@@ -4,7 +4,7 @@
 <html>
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
-<link rel="stylesheet" type="text/css" href=../../../../boost.css>
+<link rel="stylesheet" type="text/css" href="../../../../boost.css">
 <title>Boost.Python - Holder Concept</title>
 </head>
 <body link="#0000ff" vlink="#800080">
