diff --git a/README.md b/README.md
index b037cb0..89ba175 100644
--- a/README.md
+++ b/README.md
@@ -222,7 +222,7 @@ This will force 'Server is shutting down' as the message held by this exception.
 Pydoc
 =====
 
-Find the latest pydoc at http://htmlpreview.github.io/?https://github.com/kata198/func_timeout/blob/master/doc/func_timeout.html?vers=4.3.3 .
+Find the latest pydoc at http://htmlpreview.github.io/?https://github.com/kata198/func_timeout/blob/master/doc/func_timeout.html?vers=4.3.4 .
 
 
 Support
diff --git a/README.rst b/README.rst
index 796e4a9..e15f358 100644
--- a/README.rst
+++ b/README.rst
@@ -246,7 +246,7 @@ This will force 'Server is shutting down' as the message held by this exception.
 Pydoc
 =====
 
-Find the latest pydoc at http://htmlpreview.github.io/?https://github.com/kata198/func_timeout/blob/master/doc/func_timeout.html?vers=4.3.3 .
+Find the latest pydoc at http://htmlpreview.github.io/?https://github.com/kata198/func_timeout/blob/master/doc/func_timeout.html?vers=4.3.4 .
 
 
 Support