diff --git a/disco/api/client.py b/disco/api/client.py
index efeacb8..f5c8fe4 100644
--- a/disco/api/client.py
+++ b/disco/api/client.py
@@ -389,11 +389,26 @@ class APIClient(LoggingClass):
         r = self.http(Routes.GUILDS_ROLES_MODIFY_BATCH, dict(guild=guild), json=roles, headers=_reason_header(reason))
         return Role.create_map(self.client, r.json(), guild_id=guild)
 
-    def guilds_roles_modify(self, guild, role, reason=None, **kwargs):
+    def guilds_roles_modify(self, guild, role,
+            name=None,
+            hoist=None,
+            color=None,
+            permissions=None,
+            position=None,
+            mentionable=None,
+            reason=None):
+
         r = self.http(
             Routes.GUILDS_ROLES_MODIFY,
             dict(guild=guild, role=role),
-            json=kwargs,
+            json=optional(
+                name=name,
+                hoist=hoist,
+                color=color,
+                permissions=permissions,
+                position=position,
+                mentionable=mentionable,
+            ),
             headers=_reason_header(reason))
         return Role.create(self.client, r.json(), guild_id=guild)
 
diff --git a/disco/types/guild.py b/disco/types/guild.py
index a19adc0..f29b729 100644
--- a/disco/types/guild.py
+++ b/disco/types/guild.py
@@ -116,8 +116,8 @@ class Role(SlottedModel):
     def delete(self):
         self.guild.delete_role(self)
 
-    def save(self):
-        self.guild.update_role(self)
+    def update(self, *args, **kwargs):
+        self.guild.update_role(self, *args, **kwargs)
 
     @property
     def mention(self):
@@ -410,15 +410,11 @@ class Guild(SlottedModel, Permissible):
         """
         self.client.api.guilds_roles_delete(self.id, to_snowflake(role))
 
-    def update_role(self, role):
-        return self.client.api.guilds_roles_modify(self.id, role.id, **{
-            'name': role.name,
-            'permissions': role.permissions.value,
-            'position': role.position,
-            'color': role.color,
-            'hoist': role.hoist,
-            'mentionable': role.mentionable,
-        })
+    def update_role(self, role, **kwargs):
+        if 'permissions' in kwargs and isinstance(kwargs['permissions'], PermissionValue):
+            kwargs['permissions'] = kwargs['permissions'].value
+
+        return self.client.api.guilds_roles_modify(self.id, to_snowflake(role), **kwargs)
 
     def sync(self):
         if self.synced: