diff --git a/etc/emq.conf b/etc/emq.conf
index fd615c227..c6f11331b 100644
--- a/etc/emq.conf
+++ b/etc/emq.conf
@@ -88,6 +88,9 @@ mqtt.allow_anonymous = true
 ## Default ACL File
 mqtt.acl_file = etc/acl.conf
 
+## Cache ACL for PUBLISH
+mqtt.cache_acl = true
+
 ##--------------------------------------------------------------------
 ## MQTT Session
 ##--------------------------------------------------------------------
diff --git a/priv/emq.schema b/priv/emq.schema
index 12113f14b..9e0846159 100644
--- a/priv/emq.schema
+++ b/priv/emq.schema
@@ -280,6 +280,13 @@ end}.
   hidden
 ]}.
 
+%% @doc Cache ACL for PUBLISH
+{mapping, "mqtt.cache_acl", "emqttd.cache_acl", [
+  {default, true},
+  {datatype, {enum, [true, false]}},
+  hidden
+]}.
+
 %%--------------------------------------------------------------------
 %% MQTT Session
 %%--------------------------------------------------------------------