diff --git a/plugins/casbin_rbac b/plugins/casbin_rbac
index b558fd1..b21e9e2 160000
--- a/plugins/casbin_rbac
+++ b/plugins/casbin_rbac
@@ -1 +1 @@
-Subproject commit b558fd1e96ebb958e9bc612189817d1e9cab562b
+Subproject commit b21e9e27454c6189348026948b4bc5b3eec779d2