diff --git a/README.md b/README.md
index efc9dfbd6..7975e3ae4 100644
--- a/README.md
+++ b/README.md
@@ -129,3 +129,14 @@ Pour exécuter les tests de l'application, plusieurs possibilités :
 
     bundle binstub railties --force
     rake rails:update:bin
+
+## Tâches Super Admin
+
+- ajouter un compte super admin :
+  `bundle exec rake admin:create_admin[email-du-compte-github@exemple.com]`
+
+- lister les comptes super admin :
+  `bundle exec rake admin:list`
+
+- supprimer un compte super admin : 
+  `bundle exec rake admin:delete_admin[email-du-compte-github@exemple.com]`
diff --git a/lib/tasks/admin.rake b/lib/tasks/admin.rake
index 93c89183e..60155feb1 100644
--- a/lib/tasks/admin.rake
+++ b/lib/tasks/admin.rake
@@ -9,4 +9,19 @@ namespace :admin do
       puts "An error occured : #{a.errors.full_messages}"
     end
   end
+
+  task list: :environment do
+    puts "All Administrations :"
+    Administration.all.pluck(:email).each do |a|
+      puts a
+    end
+  end
+
+  task :delete_admin, [:email] => :environment do |t, args|
+    email = args[:email]
+    puts "Deleting Administration for #{email}"
+    a = Administration.find_by(email: email)
+    a.destroy
+    puts "#{a.email} deleted"
+  end
 end