diff --git a/.env b/.env
index ca1d2bb..3608c14 100644
--- a/.env
+++ b/.env
@@ -27,7 +27,7 @@ PGPASSWORD=AH&1p8Gzen8tlu7i
 
 POSTGRES_DB=orthanc
 POSTGRES_PORT=5432
-POSTGRES_USER=blackfish
+POSTGRES_USER=postgres
 POSTGRES_PASSWORD=AH&1p8Gzen8tlu7i
 POSTGRES_HOST=postgres
 
diff --git a/orthanc.env b/orthanc.env
index ac0071c..1065a3b 100644
--- a/orthanc.env
+++ b/orthanc.env
@@ -1,4 +1,4 @@
-ORTHANC__POSTGRESQL__HOST=orthanc-db
+ORTHANC__POSTGRESQL__HOST=postgres
 ORTHANC__POSTGRESQL__TRANSACTION_MODE=ReadCommitted
 ORTHANC__POSTGRESQL__INDEX_CONNECTIONS_COUNT=10