diff --git a/src/Symfony/Component/Form/README.md b/src/Symfony/Component/Form/README.md
index f6ddf031aa..38a0995aa1 100644
--- a/src/Symfony/Component/Form/README.md
+++ b/src/Symfony/Component/Form/README.md
@@ -14,7 +14,7 @@ https://github.com/fabpot/Silex/blob/master/src/Silex/Provider/FormServiceProvid
 
 Documentation:
 
-http://symfony.com/doc/2.0/book/forms.html
+http://symfony.com/doc/2.1/book/forms.html
 
 Resources
 ---------
diff --git a/src/Symfony/Component/Security/README.md b/src/Symfony/Component/Security/README.md
index 7ae97b1030..2633cb91a9 100644
--- a/src/Symfony/Component/Security/README.md
+++ b/src/Symfony/Component/Security/README.md
@@ -11,7 +11,7 @@ Resources
 
 Documentation:
 
-http://symfony.com/doc/2.0/book/security.html
+http://symfony.com/doc/2.1/book/security.html
 
 Resources
 ---------
diff --git a/src/Symfony/Component/Translation/README.md b/src/Symfony/Component/Translation/README.md
index c5dd05222e..89f32d61ac 100644
--- a/src/Symfony/Component/Translation/README.md
+++ b/src/Symfony/Component/Translation/README.md
@@ -26,7 +26,7 @@ https://github.com/fabpot/Silex/blob/master/src/Silex/Provider/TranslationServic
 
 Documentation:
 
-http://symfony.com/doc/2.0/book/translation.html
+http://symfony.com/doc/2.1/book/translation.html
 
 You can run the unit tests with the following command:
 
diff --git a/src/Symfony/Component/Validator/README.md b/src/Symfony/Component/Validator/README.md
index 620c3aa4e9..74e29a4d00 100644
--- a/src/Symfony/Component/Validator/README.md
+++ b/src/Symfony/Component/Validator/README.md
@@ -107,7 +107,7 @@ https://github.com/fabpot/Silex/blob/master/src/Silex/Provider/ValidatorServiceP
 
 Documentation:
 
-http://symfony.com/doc/2.0/book/validation.html
+http://symfony.com/doc/2.1/book/validation.html
 
 JSR-303 Specification: