diff --git a/keycloak-elabore/metadata.yml b/keycloak-elabore/metadata.yml
index f271f55..f6d2a54 100644
--- a/keycloak-elabore/metadata.yml
+++ b/keycloak-elabore/metadata.yml
@@ -14,7 +14,7 @@ uses:
   postgres-database:
     #constraint: required | recommended | optional
     #auto: pair | summon | none ## default: pair
-    constraint: required
+    constraint: recommended
     auto: summon
     solves:
       database: "main storage"