diff --git a/changelog.d/4521.feature b/changelog.d/4521.feature
new file mode 100644
index 000000000..bda713adf
--- /dev/null
+++ b/changelog.d/4521.feature
@@ -0,0 +1 @@
+Implement MSC1708 (.well-known routing for server-server federation)
\ No newline at end of file