diff --git a/app/matrix/lib/synapse/homeserver-secrets.yaml b/app/matrix/lib/synapse/homeserver-secrets.yaml
new file mode 100644
index 0000000..1f6221f
--- /dev/null
+++ b/app/matrix/lib/synapse/homeserver-secrets.yaml
@@ -0,0 +1,22 @@
+## Common secrets ##
+registration_shared_secret: "$(SYNAPSE_REGISTRATION_SHARED_SECRET)"
+macaroon_secret_key: "$(SYNAPSE_MACAROON_SECRET_KEY)"
+worker_replication_secret: "$(WORKER_REPLICATION_SECRET)"
+
+## Database ##
+database:
+  name: "psycopg2"
+  args:
+    user: "synapse"
+    password: "$(POSTGRES_PASSWORD)"
+    database: "synapse"
+    host: "waw3-postgres"
+    port: "5432"
+    cp_min: 5
+    cp_max: 10
+
+## Replication Redis ##
+redis:
+  enabled: true
+  host: "redis"
+  password: "$(REDIS_PASSWORD)"