diff --git a/changelogs/fragments/448_support_new_sanity_test.yml b/changelogs/fragments/448_support_new_sanity_test.yml
new file mode 100644
index 0000000..a7faa91
--- /dev/null
+++ b/changelogs/fragments/448_support_new_sanity_test.yml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+  - Support new sanity test for the ansible-core devel branch CI test (https://github.com/ansible-collections/ansible.posix/issues/446).
diff --git a/tests/sanity/ignore-2.16.txt b/tests/sanity/ignore-2.16.txt
new file mode 100644
index 0000000..4f0aa92
--- /dev/null
+++ b/tests/sanity/ignore-2.16.txt
@@ -0,0 +1,5 @@
+plugins/modules/synchronize.py use-argspec-type-path
+plugins/modules/synchronize.py validate-modules:doc-default-does-not-match-spec
+plugins/modules/synchronize.py validate-modules:nonexistent-parameter-documented
+plugins/modules/synchronize.py validate-modules:parameter-type-not-in-doc
+plugins/modules/synchronize.py validate-modules:undocumented-parameter