diff --git a/acos_client/v30/action.py b/acos_client/v30/action.py
index 75b634b8..e556146e 100644
--- a/acos_client/v30/action.py
+++ b/acos_client/v30/action.py
@@ -132,6 +132,11 @@ def vcs_enable(self):
         url = "/vcs/action"
         self._post(url, data)
 
+    def vcs_disable(self):
+        data = {"action": {"action": "disable"}}
+        url = "/vcs/action"
+        self._post(url, data)
+
     def vcs_reload(self):
         url = "/vcs/reload"
         self._post(url)