diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index eeeff502ae..c03240e17f 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -384,7 +384,7 @@ spring:
     driverClassName: "${SPRING_DRIVER_CLASS_NAME:org.postgresql.Driver}"
     url: "${SPRING_DATASOURCE_URL:jdbc:postgresql://localhost:5432/thingsboard}"
     username: "${SPRING_DATASOURCE_USERNAME:postgres}"
-    password: "${SPRING_DATASOURCE_PASSWORD:123456}"
+    password: "${SPRING_DATASOURCE_PASSWORD:postgres}"
     hikari:
       maximumPoolSize: "${SPRING_DATASOURCE_MAXIMUM_POOL_SIZE:50}"