diff --git a/deps/rabbitmq_auth_backend_cache/priv/schema/rabbitmq_auth_backend_cache.schema b/deps/rabbitmq_auth_backend_cache/priv/schema/rabbitmq_auth_backend_cache.schema
index 307239b85a..70d51fa386 100644
--- a/deps/rabbitmq_auth_backend_cache/priv/schema/rabbitmq_auth_backend_cache.schema
+++ b/deps/rabbitmq_auth_backend_cache/priv/schema/rabbitmq_auth_backend_cache.schema
@@ -55,4 +55,8 @@ end}.
 
 {mapping, "auth_cache.cache_module", "rabbitmq_auth_backend_cache.cache_module", [
     {datatype, atom}
-]}.
\ No newline at end of file
+]}.
+
+{mapping, "auth_cache.cache_refusals", "rabbitmq_auth_backend_cache.cache_refusals", [
+    {datatype, {enum, [true, false]}}
+]}.
diff --git a/deps/rabbitmq_auth_backend_cache/test/config_schema_SUITE_data/rabbitmq_auth_backend_cache.snippets b/deps/rabbitmq_auth_backend_cache/test/config_schema_SUITE_data/rabbitmq_auth_backend_cache.snippets
index 35f121815b..bb45fecddd 100644
--- a/deps/rabbitmq_auth_backend_cache/test/config_schema_SUITE_data/rabbitmq_auth_backend_cache.snippets
+++ b/deps/rabbitmq_auth_backend_cache/test/config_schema_SUITE_data/rabbitmq_auth_backend_cache.snippets
@@ -44,4 +44,12 @@
      [{rabbit,[{auth_backends,[rabbit_auth_backend_cache]}]},
       {rabbitmq_auth_backend_cache,
           [{cache_module,rabbit_auth_backend_ets_segmented}]}],
-     [rabbitmq_auth_backend_cache]}].
+     [rabbitmq_auth_backend_cache]},
+ {cache_refusals,
+  "auth_backends.1 = cache
+  auth_cache.cache_refusals = true",
+     [{rabbit,[{auth_backends,[rabbit_auth_backend_cache]}]},
+      {rabbitmq_auth_backend_cache,
+          [{cache_refusals,true}]}],
+     [rabbitmq_auth_backend_cache]}
+].