diff --git a/core/rspamd/conf/multimap.conf b/core/rspamd/conf/multimap.conf
index dd25c08e..7592fee0 100644
--- a/core/rspamd/conf/multimap.conf
+++ b/core/rspamd/conf/multimap.conf
@@ -1,11 +1,15 @@
 IS_LOCAL_DOMAIN_H {
   type = "selector"
   selector = "from('mime'):domain";
-  map = "http://{{ ADMIN_ADDRESS }}/internal/rspamd/local_domains";
+  map = [
+"http://{{ ADMIN_ADDRESS }}/internal/rspamd/local_domains",
+"fallback+file:///dev/null"];
 }
 
 IS_LOCAL_DOMAIN_E {
   type = "selector"
   selector = "from('smtp'):domain";
-  map = "http://{{ ADMIN_ADDRESS }}/internal/rspamd/local_domains";
+  map = [
+"http://{{ ADMIN_ADDRESS }}/internal/rspamd/local_domains",
+"fallback+file:///dev/null"];
 }
diff --git a/core/rspamd/conf/whitelist.conf b/core/rspamd/conf/whitelist.conf
index 56f8a83d..01efd80d 100644
--- a/core/rspamd/conf/whitelist.conf
+++ b/core/rspamd/conf/whitelist.conf
@@ -2,7 +2,7 @@ rules {
         BLACKLIST_ANTISPOOF = {
             valid_dmarc = true;
             blacklist = true;
-            domains = "http://{{ ADMIN_ADDRESS }}/internal/rspamd/local_domains";
+            domains = ["http://{{ ADMIN_ADDRESS }}/internal/rspamd/local_domains", "fallback+file:///dev/null"];
 	    score = 0.0;
         }
 }