diff --git a/pkg/storage/unified/sql/db/dbimpl/dbEngine.go b/pkg/storage/unified/sql/db/dbimpl/dbEngine.go
index 3968cfc7839..ad8630feafe 100644
--- a/pkg/storage/unified/sql/db/dbimpl/dbEngine.go
+++ b/pkg/storage/unified/sql/db/dbimpl/dbEngine.go
@@ -75,7 +75,7 @@ func getEnginePostgres(getter confGetter, tracer tracing.Tracer) (*xorm.Engine,
 		// Unified Storage used `pass`
 		"password": cmp.Or(getter.String("pass"), getter.String("password")),
 		"dbname":   getter.String("name"),
-		"sslmode":  cmp.Or(getter.String("sslmode"), "disable"),
+		"sslmode":  cmp.Or(getter.String("ssl_mode"), "disable"),
 	}
 
 	// TODO: probably interesting: