diff --git a/tmpl/lmConf-1.js b/tmpl/lmConf-1.js
index 0396416..26117a5 100644
--- a/tmpl/lmConf-1.js
+++ b/tmpl/lmConf-1.js
@@ -218,7 +218,11 @@
     "slaveAuthnLevel": 2,
     "samlIDPSSODescriptorSingleLogoutServiceHTTPPost": "urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST;#PORTAL#/saml/singleLogout;#PORTAL#/saml/singleLogoutReturn",
     "Soap": 1,
+%if %%llRegisterDB == "Custom"
+    "registerDB": "Null",
+%else
     "registerDB": "%%llRegisterDB",
+%end if
     "locationRules": {
         "%%managerWebName": {
             "default": "$uid eq \"%%lemonAdmin\""