diff --git a/changelogs/fragments/acl_doc_fix.yml b/changelogs/fragments/acl_doc_fix.yml
new file mode 100644
index 0000000000..de66ee3180
--- /dev/null
+++ b/changelogs/fragments/acl_doc_fix.yml
@@ -0,0 +1,2 @@
+bugfixes:
+    - document old option that was initally missed
diff --git a/lib/ansible/modules/files/acl.py b/lib/ansible/modules/files/acl.py
index 73e827a804..bd188515de 100644
--- a/lib/ansible/modules/files/acl.py
+++ b/lib/ansible/modules/files/acl.py
@@ -70,6 +70,12 @@ options:
     type: bool
     default: no
     version_added: '2.0'
+  use_nfsv4_acls:
+    description:
+      - Use NFSv4 ACLs instead of POSIX ACLs.
+    type: bool
+    default: no
+    version_added: '2.2'
   recalculate_mask:
     description:
     - Select if and when to recalculate the effective right masks of the files.
diff --git a/test/sanity/validate-modules/ignore.txt b/test/sanity/validate-modules/ignore.txt
index c432791d39..a01081f18a 100644
--- a/test/sanity/validate-modules/ignore.txt
+++ b/test/sanity/validate-modules/ignore.txt
@@ -402,8 +402,6 @@ lib/ansible/modules/database/proxysql/proxysql_scheduler.py E322
 lib/ansible/modules/database/vertica/vertica_role.py E322
 lib/ansible/modules/database/vertica/vertica_schema.py E322
 lib/ansible/modules/database/vertica/vertica_user.py E322
-lib/ansible/modules/files/acl.py E322
-lib/ansible/modules/files/acl.py E325
 lib/ansible/modules/files/assemble.py E323
 lib/ansible/modules/files/assemble.py E324
 lib/ansible/modules/files/blockinfile.py E324