diff --git a/infra/functions/onboarding-functions/env/prod/terraform.tfvars b/infra/functions/onboarding-functions/env/prod/terraform.tfvars
index df4176ed7..bca022c59 100644
--- a/infra/functions/onboarding-functions/env/prod/terraform.tfvars
+++ b/infra/functions/onboarding-functions/env/prod/terraform.tfvars
@@ -70,4 +70,6 @@ app_settings = {
   "MS_CORE_URL"                                        = "https://selc.internal.selfcare.pagopa.it/ms-core/v1",
   "JWT_BEARER_TOKEN"                                   = "@Microsoft.KeyVault(SecretUri=https://selc-p-kv.vault.azure.net/secrets/jwt-bearer-token-functions/)",
   "MS_PARTY_REGISTRY_URL"                              = "https://selc.internal.selfcare.pagopa.it/party-registry-proxy/v1",
+  "PAGOPA_SIGNATURE_ONBOARDING_ENABLED"                = "true"
+  "PAGOPA_SIGNATURE_SOURCE"                            = "aruba"
 }
\ No newline at end of file