diff --git a/changelog.d/3963.misc b/changelog.d/3963.misc
new file mode 100644
index 0000000000000000000000000000000000000000..f1e0eaf18e486e1953b330b12653b0d3017048d8
--- /dev/null
+++ b/changelog.d/3963.misc
@@ -0,0 +1 @@
+fix docstring for FederationClient.get_state_for_room