diff --git a/minio/minioadmin.py b/minio/minioadmin.py
index 5127acfe8..d30dd6de5 100644
--- a/minio/minioadmin.py
+++ b/minio/minioadmin.py
@@ -127,7 +127,7 @@ def group_list(self):
     def policy_add(self, policy_name, policy_file):
         """Add new policy."""
         return self._run(
-            ["policy", "add", self._target, policy_name, policy_file],
+            ["policy", "create", self._target, policy_name, policy_file],
         )
 
     def policy_remove(self, policy_name):
@@ -147,8 +147,8 @@ def policy_set(self, policy_name, user=None, group=None):
         if (user is not None) ^ (group is not None):
             return self._run(
                 [
-                    "policy", "set", self._target, policy_name,
-                    ("user=" if user else "group=") + (user or group),
+                    "policy", "attach", self._target, policy_name,
+                    "--user" if user else "--group", user or group,
                 ],
             )
         raise ValueError("either user or group must be set")
@@ -158,8 +158,8 @@ def policy_unset(self, policy_name, user=None, group=None):
         if (user is not None) ^ (group is not None):
             return self._run(
                 [
-                    "policy", "unset", self._target, policy_name,
-                    ("user=" if user else "group=") + (user or group),
+                    "policy", "detach", self._target, policy_name,
+                    "--user" if user else "--group", user or group,
                 ],
             )
         raise ValueError("either user or group must be set")