diff --git a/etc/matrix-synapse/conf.d/profiles.yaml b/etc/matrix-synapse/conf.d/profiles.yaml
new file mode 100644
index 0000000..443d41c
--- /dev/null
+++ b/etc/matrix-synapse/conf.d/profiles.yaml
@@ -0,0 +1,2 @@
+allow_device_name_lookup_over_federation: true
+