diff --git a/changelogs/fragments/T7943-fix-sanity.yml b/changelogs/fragments/T7943-fix-sanity.yml
new file mode 100644
index 00000000..e5929ae4
--- /dev/null
+++ b/changelogs/fragments/T7943-fix-sanity.yml
@@ -0,0 +1,2 @@
+trivial:
+  - change sanity test ignore file for 2.21