diff --git a/doc/sphinx/installation/upgrading.rst b/doc/sphinx/installation/upgrading.rst
index 913044d..f1ebe87 100644
--- a/doc/sphinx/installation/upgrading.rst
+++ b/doc/sphinx/installation/upgrading.rst
@@ -27,7 +27,7 @@ See the ``--help`` for a more fine-grained upgrade path if needed.
 Version-specific upgrade instructions
 =====================================
 
-v3.09.01 - 2020/10/10
+v3.09.01 - 2022/10/10
 *********************
 
 No specific upgrade instructions.