diff --git a/CHANGELOG.md b/CHANGELOG.md
index 007310a84f8..5b3dc86d4c8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -73,6 +73,7 @@ and since Bareos version 20 this project adheres to [Semantic Versioning](https:
 - rework SD plugin scsicrypto linux sg_io ioctl subsection for cap_sys_rawio [PR #1057]
 - improve action Python plugin documentation, by removing File in Fileset example [PR #1079]
 - improve Mysql - PostgreSQL howto [PR #1093] fixing [BUG #1429]
+- clarifies Sphinx bareos-extension parallel_read_safe status to False [PR #1037]
 
 [PR #1010]: https://github.com/bareos/bareos/pull/1010
 [PR #1013]: https://github.com/bareos/bareos/pull/1013
diff --git a/docs/manuals/source/_extensions/bareos-ext.py b/docs/manuals/source/_extensions/bareos-ext.py
index 5f1b63e648c..ee7bbbee909 100644
--- a/docs/manuals/source/_extensions/bareos-ext.py
+++ b/docs/manuals/source/_extensions/bareos-ext.py
@@ -1,6 +1,6 @@
 #   BAREOS - Backup Archiving REcovery Open Sourced
 #
-#   Copyright (C) 2019-2021 Bareos GmbH & Co. KG
+#   Copyright (C) 2019-2022 Bareos GmbH & Co. KG
 #
 #   This program is Free Software; you can redistribute it and/or
 #   modify it under the terms of version three of the GNU Affero General Public
@@ -708,4 +708,8 @@ def setup(app):
     )
 
     # identifies the version of our extension
-    return {"version": "0.4"}
+    return {
+        "version": "0.4",
+        "parallel_read_safe": False,
+        "parallel_write_safe": True
+    }
diff --git a/docs/manuals/source/_extensions/limitation.py b/docs/manuals/source/_extensions/limitation.py
index 0e9cdb5f62b..dd936db914d 100644
--- a/docs/manuals/source/_extensions/limitation.py
+++ b/docs/manuals/source/_extensions/limitation.py
@@ -1,6 +1,6 @@
 #   BAREOS - Backup Archiving REcovery Open Sourced
 #
-#   Copyright (C) 2019-2020 Bareos GmbH & Co. KG
+#   Copyright (C) 2019-2022 Bareos GmbH & Co. KG
 #
 #   This program is Free Software; you can redistribute it and/or
 #   modify it under the terms of version three of the GNU Affero General Public
@@ -132,4 +132,8 @@ def setup(app):
     app.add_directive("limitation", LimitationDirective)
 
     # identifies the version of our extension
-    return {"version": "0.2"}
+    return {
+        "version": "0.2",
+        "parallel_read_safe": False,
+        "parallel_write_safe": True
+    }