diff --git a/oslo_log/_options.py b/oslo_log/_options.py
index b1917fb8..34af4abc 100644
--- a/oslo_log/_options.py
+++ b/oslo_log/_options.py
@@ -111,6 +111,8 @@ generic_log_opts = [
                      + _IGNORE_MESSAGE),
     cfg.BoolOpt('use_eventlog',
                 default=False,
+                deprecated_for_removal=True,
+                deprecated_reason='Windows support is no longer maintained.',
                 help='Log output to Windows Event Log.'),
     cfg.IntOpt('log_rotate_interval',
                default=1,
diff --git a/releasenotes/notes/deprecate-windows-support-75e6ac72310d5e72.yaml b/releasenotes/notes/deprecate-windows-support-75e6ac72310d5e72.yaml
new file mode 100644
index 00000000..35c17e5d
--- /dev/null
+++ b/releasenotes/notes/deprecate-windows-support-75e6ac72310d5e72.yaml
@@ -0,0 +1,5 @@
+---
+deprecations:
+  - |
+    Windows support has been deprecated, because of the retiremenet of
+    the Winstackers project.