diff --git a/backend/config.sample.yaml b/backend/config.sample.yaml
index 018eca1..5362cf3 100644
--- a/backend/config.sample.yaml
+++ b/backend/config.sample.yaml
@@ -10,9 +10,7 @@ db:
   name: carrramba-encore-rate
   host: postgres
   port: 5432
-  driver: postgresql+psycopg
   user: cer
-  password: cer_password
 
 cache:
   enable: true