diff --git a/doc/source/contributor/testing/zero-downtime-upgrade.rst b/doc/source/contributor/testing/zero-downtime-upgrade.rst
index 6dab61c328f8..300a7ce3dbfe 100644
--- a/doc/source/contributor/testing/zero-downtime-upgrade.rst
+++ b/doc/source/contributor/testing/zero-downtime-upgrade.rst
@@ -158,7 +158,7 @@ claims the virtual IP. You can check which node claimed the virtual IP using:
 Zero Downtime upgrade process
 ------------------------------
 
-General rolling upgrade process: :ref:minimal_downtime_upgrade.
+General rolling upgrade process: :ref:`minimal_downtime_upgrade`.
 
 
 Before Upgrade