diff --git a/Command/SetPasswordCommand.php b/Command/SetPasswordCommand.php
new file mode 100644
index 000000000..4a08b31c6
--- /dev/null
+++ b/Command/SetPasswordCommand.php
@@ -0,0 +1,80 @@
+<?php
+
+/*
+ * Chill is a software for social workers
+ * Copyright (C) 2014 Julien Fastré <julien.fastre@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Chill\MainBundle\Command;
+
+use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Input\InputArgument;
+use Chill\MainBundle\Entity\User;
+
+/**
+ * Description of SetPasswordCommand
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class SetPasswordCommand extends ContainerAwareCommand
+{
+    public function configure()
+    {
+        $this->setName('chill:user:set_password')
+              ->setDescription('set a password to user')
+              ->addArgument('username', InputArgument::REQUIRED, 'the user\'s '
+                    . 'username you want to change password')
+              ->addArgument('password', InputArgument::OPTIONAL, 'the new password')
+              ;
+    }
+    
+    public function execute(InputInterface $input, OutputInterface $output)
+    {
+        $user = $this->_getUser($input->getArgument('username'));
+        
+        if ($user === NULL) {
+            throw new \LogicException("The user with username '".
+                  $input->getArgument('username')."' is not found");
+        }
+        
+        $password = $input->getArgument('password');
+        if ($password === NULL) {
+            $dialog = $this->getHelperSet()->get('dialog');
+            $password = $dialog->askHiddenResponse($output, "<question>the new password :"
+                  . "</question>");
+        }
+        
+        $this->_setPassword($user, $password);
+    }
+    
+    public function _getUser($username)
+    {
+        $em = $this->getContainer()->get('doctrine.orm.entity_manager');
+        return $em->getRepository('ChillMainBundle:User')
+              ->findOneBy(array('username' => $username));
+    }
+    
+    public function _setPassword(User $user, $password)
+    {
+        $encoder = $this->getContainer()->get('security.encoder_factory')
+              ->getEncoder($user);
+        $user->setPassword($encoder->encodePassword($password, $user->getSalt()));
+        $this->getContainer()->get('doctrine.orm.entity_manager')
+              ->flush($user);
+    }
+}