diff --git a/compose.turn.yml b/compose.turn.yml
index 898840f..783a878 100644
--- a/compose.turn.yml
+++ b/compose.turn.yml
@@ -12,7 +12,7 @@ services:
     environment:
       - TURN_ALLOW_GUESTS
       - TURN_ENABLED
-      - TURN_URI
+      - TURN_URIS
 
 secrets:
   turn_shared_secret:
diff --git a/homeserver.yaml.tmpl b/homeserver.yaml.tmpl
index 77cb0a9..e1bc1e1 100644
--- a/homeserver.yaml.tmpl
+++ b/homeserver.yaml.tmpl
@@ -1884,8 +1884,8 @@ oidc_providers:
     scopes: ["openid", "profile"]
     user_mapping_provider:
       config:
-        localpart_template: "{{ "user.preferred_username" }}"
-        display_name_template: "{{ "user.name" }}"
+        localpart_template: "{{ "{{ user.preferred_username }}" }}"
+        display_name_template: "{{ "{{ user.name }}" }}"
   {{ end }}