diff --git a/roles/docker-matrix-compose/templates/mautrix/signal.config.yml.j2 b/roles/docker-matrix-compose/templates/mautrix/signal.config.yml.j2
index a9d5f091..6a12c9db 100644
--- a/roles/docker-matrix-compose/templates/mautrix/signal.config.yml.j2
+++ b/roles/docker-matrix-compose/templates/mautrix/signal.config.yml.j2
@@ -141,7 +141,7 @@ bridge:
     federate_rooms: true
     # Servers to always allow double puppeting from
     double_puppet_server_map:
-        {{synapse_domain}}: https://{{synapse_domain}}
+        {{matrix_server_name}}: https://{{matrix_server_name}}
     # Allow using double puppeting from any server with a valid client .well-known file.
     double_puppet_allow_discovery: false
     # Shared secrets for https://github.com/devture/matrix-synapse-shared-secret-auth
@@ -150,7 +150,7 @@ bridge:
     # instead of users having to find an access token and run `login-matrix`
     # manually.
     login_shared_secret_map:
-        {{synapse_domain}}: foobar
+        {{matrix_server_name}}: foobar
 
     # Maximum time for handling Matrix events. Duration strings formatted for https://pkg.go.dev/time#ParseDuration
     # Null means there's no enforced timeout.
@@ -274,8 +274,8 @@ bridge:
     #     mxid - Specific user
     permissions:
         "*": relay
-        "{{synapse_domain}}": user
-        "@{{matrix_admin_name}}:{{synapse_domain}}": admin
+        "{{matrix_server_name}}": user
+        "@{{matrix_admin_name}}:{{matrix_server_name}}": admin
 
     # Settings for relay mode
     relay: