diff --git a/changelog.d/11522.feature b/changelog.d/11522.feature
new file mode 100644
index 000000000000..9e127fae3cec
--- /dev/null
+++ b/changelog.d/11522.feature
@@ -0,0 +1 @@
+Stabilise support for [MSC2918](https://github.com/matrix-org/matrix-doc/blob/main/proposals/2918-refreshtokens.md#msc2918-refresh-tokens) refresh tokens as they have now been merged into the Matrix specification.
\ No newline at end of file
diff --git a/tests/rest/client/test_auth.py b/tests/rest/client/test_auth.py
index aa8ad6d2e139..72bbc87b4a0c 100644
--- a/tests/rest/client/test_auth.py
+++ b/tests/rest/client/test_auth.py
@@ -703,7 +703,7 @@ def test_different_expiry_for_refreshable_and_nonrefreshable_access_tokens(self)
         login_response1 = self.make_request(
             "POST",
             "/_matrix/client/r0/login",
-            {"org.matrix.msc2918.refresh_token": True, **body},
+            {"refresh_token": True, **body},
         )
         self.assertEqual(login_response1.code, 200, login_response1.result)
         self.assertApproximates(