diff --git a/.env.example b/.env.example
index f1e5fb4..b64ca4b 100644
--- a/.env.example
+++ b/.env.example
@@ -38,3 +38,12 @@ ENABLE_PROXY=true
 BRAIINS_ACCESS_TOKEN=
 
 PROXY_PORT=3333
+
+#postgresql
+DB_HOST=
+DB_PORT=
+DB_USERNAME=
+DB_PASSWORD=
+DB_DATABASE=
+
+PRODUCTION=false
\ No newline at end of file