diff --git a/lib/fog/proxmox/identity/models/group.rb b/lib/fog/proxmox/identity/models/group.rb
index c54f65b..f148365 100644
--- a/lib/fog/proxmox/identity/models/group.rb
+++ b/lib/fog/proxmox/identity/models/group.rb
@@ -28,7 +28,7 @@ class Group < Fog::Model
         attribute :members
 
         def save(options = {})
-          service.create_group((attributes.reject { |attribute| %i[users members].include? attribute }).merge(options))
+          service.create_group(attributes.reject { |attribute| %i[users members].include? attribute }.merge(options))
           reload
         end
 
diff --git a/lib/fog/proxmox/identity/models/token.rb b/lib/fog/proxmox/identity/models/token.rb
index aa76ec0..a929db0 100644
--- a/lib/fog/proxmox/identity/models/token.rb
+++ b/lib/fog/proxmox/identity/models/token.rb
@@ -42,7 +42,7 @@ def initialize(new_attributes = {})
 
         def save(options = {})
           requires :tokenid, :userid
-          token_hash = (attributes.reject { |attribute| %i[userid tokenid info].include? attribute }).merge(options)
+          token_hash = attributes.reject { |attribute| %i[userid tokenid info].include? attribute }.merge(options)
           service.create_token(userid, tokenid, token_hash)
           reload
         end
diff --git a/lib/fog/proxmox/identity/models/user.rb b/lib/fog/proxmox/identity/models/user.rb
index 25297aa..ba801eb 100644
--- a/lib/fog/proxmox/identity/models/user.rb
+++ b/lib/fog/proxmox/identity/models/user.rb
@@ -45,7 +45,7 @@ def initialize(new_attributes = {})
         end
 
         def save(options = {})
-          service.create_user((attributes.reject { |attribute| [:tokens].include? attribute }).merge(options))
+          service.create_user(attributes.reject { |attribute| [:tokens].include? attribute }.merge(options))
           reload
         end