diff --git a/oslo_messaging/_drivers/impl_rabbit.py b/oslo_messaging/_drivers/impl_rabbit.py
index 9d99822d5..16df5deea 100644
--- a/oslo_messaging/_drivers/impl_rabbit.py
+++ b/oslo_messaging/_drivers/impl_rabbit.py
@@ -97,7 +97,7 @@ rabbit_opts = [
                      "example if the parent process has monkey patched the "
                      "stdlib by using eventlet/greenlet then the heartbeat "
                      "will be run through a green thread.",
-                deprecated_for_removal=True),
+                ),
     cfg.FloatOpt('kombu_reconnect_delay',
                  default=1.0,
                  deprecated_group='DEFAULT',
diff --git a/releasenotes/notes/undeprecate_heartbeat_in_pthread-48e2c1fc008cf208.yaml b/releasenotes/notes/undeprecate_heartbeat_in_pthread-48e2c1fc008cf208.yaml
new file mode 100644
index 000000000..4c71b9feb
--- /dev/null
+++ b/releasenotes/notes/undeprecate_heartbeat_in_pthread-48e2c1fc008cf208.yaml
@@ -0,0 +1,6 @@
+---
+upgrade:
+  - |
+    We undeprecated the ``heartbeat_in_pthread`` option. This option will
+    remain available to allow customers to run the rabbitmq heartbeat in
+    python thread or not.