diff --git a/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_help.py b/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_help.py
index f19a465d144..713e0618434 100644
--- a/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_help.py
+++ b/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_help.py
@@ -218,7 +218,7 @@
           short-summary: Disable Kubernetes Role-Based Access Control.
         - name: --enable-rbac -r
           type: bool
-          short-summary: "[DEPRECATED: RBAC is on by default. Use --disable-rbac to disable it.] Enable Kubernetes Role-Based Access Control."
+          short-summary: "Enable Kubernetes Role-Based Access Control. Default: enabled."
         - name: --max-pods -m
           type: int
           short-summary: The maximum number of pods deployable to a node.
diff --git a/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_params.py b/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_params.py
index 7299d190b8c..45df5af9186 100644
--- a/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_params.py
+++ b/src/command_modules/azure-cli-acs/azure/cli/command_modules/acs/_params.py
@@ -164,7 +164,8 @@ def load_arguments(self, _):
         c.argument('docker_bridge_address')
         c.argument('enable_addons', options_list=['--enable-addons', '-a'])
         c.argument('disable_rbac', action='store_true')
-        c.argument('enable_rbac', action='store_true', options_list=['--enable-rbac', '-r'])
+        c.argument('enable_rbac', action='store_true', options_list=['--enable-rbac', '-r'],
+                   deprecate_info=c.deprecate(redirect="--disable-rbac", hide="2.0.45"))
         c.argument('max_pods', type=int, options_list=['--max-pods', '-m'], validator=validate_max_pods)
         c.argument('network_plugin')
         c.argument('no_ssh_key', options_list=['--no-ssh-key', '-x'])