diff --git a/apps/emqx_authz/etc/emqx_authz.conf b/apps/emqx_authz/etc/emqx_authz.conf
index e7fd73498..3bdc180c5 100644
--- a/apps/emqx_authz/etc/emqx_authz.conf
+++ b/apps/emqx_authz/etc/emqx_authz.conf
@@ -1,6 +1,7 @@
 authorization {
   deny_action = ignore
   no_match = allow
+  cache = { enable = true }
   sources =  [
     {
       type = file