diff --git a/app/config/config.yml b/app/config/config.yml
index f0885d9d1..5265be8af 100644
--- a/app/config/config.yml
+++ b/app/config/config.yml
@@ -44,6 +44,7 @@ wallabag_core:
     theme: material
     language: en
     rss_limit: 50
+    reading_speed: 1
 
 wallabag_import:
     allow_mimetypes: ['application/octet-stream', 'application/json', 'text/plain']
diff --git a/docs/en/user/configuration.rst b/docs/en/user/configuration.rst
index 70d960ff0..f681d8745 100644
--- a/docs/en/user/configuration.rst
+++ b/docs/en/user/configuration.rst
@@ -21,6 +21,12 @@ Items per page
 
 You can change the number of articles displayed on each page.
 
+Reading speed
+~~~~~~~~~~~~~
+
+wallabag calculates a reading time for each article. You can define here, thanks to this list, if you are
+a fast or a slow reader. wallabag will recalculate the reading time for each article.
+
 Language
 ~~~~~~~~
 
diff --git a/docs/fr/user/configuration.rst b/docs/fr/user/configuration.rst
index ee5be0521..893059989 100644
--- a/docs/fr/user/configuration.rst
+++ b/docs/fr/user/configuration.rst
@@ -22,6 +22,11 @@ Nombre d'articles par page
 
 Vous pouvez définir le nombre d'articles affichés sur chaque page.
 
+Vitesse de lecture
+~~~~~~~~~~~~~~~~~~
+
+wallabag calcule une durée de lecture pour chaque article. Vous pouvez définir ici, grâce à cette liste déroulante, si vous lisez plus ou moins vite. wallabag recalculera la durée de lecture de chaque article.
+
 Langue
 ~~~~~~
 
diff --git a/src/Wallabag/CoreBundle/Command/InstallCommand.php b/src/Wallabag/CoreBundle/Command/InstallCommand.php
index e97ba46ad..c9dad0df7 100644
--- a/src/Wallabag/CoreBundle/Command/InstallCommand.php
+++ b/src/Wallabag/CoreBundle/Command/InstallCommand.php
@@ -222,6 +222,7 @@ class InstallCommand extends ContainerAwareCommand
         $config->setTheme($this->getContainer()->getParameter('wallabag_core.theme'));
         $config->setItemsPerPage($this->getContainer()->getParameter('wallabag_core.items_on_page'));
         $config->setRssLimit($this->getContainer()->getParameter('wallabag_core.rss_limit'));
+        $config->setReadingSpeed($this->getContainer()->getParameter('wallabag_core.reading_speed'));
         $config->setLanguage($this->getContainer()->getParameter('wallabag_core.language'));
 
         $em->persist($config);
diff --git a/src/Wallabag/CoreBundle/DataFixtures/ORM/LoadConfigData.php b/src/Wallabag/CoreBundle/DataFixtures/ORM/LoadConfigData.php
index 850849600..5a3764538 100644
--- a/src/Wallabag/CoreBundle/DataFixtures/ORM/LoadConfigData.php
+++ b/src/Wallabag/CoreBundle/DataFixtures/ORM/LoadConfigData.php
@@ -25,6 +25,7 @@ class LoadConfigData extends AbstractFixture implements OrderedFixtureInterface
 
         $adminConfig->setTheme('material');
         $adminConfig->setItemsPerPage(30);
+        $adminConfig->setReadingSpeed(1);
         $adminConfig->setLanguage('en');
 
         $manager->persist($adminConfig);
@@ -34,6 +35,7 @@ class LoadConfigData extends AbstractFixture implements OrderedFixtureInterface
         $bobConfig = new Config($this->getReference('bob-user'));
         $bobConfig->setTheme('default');
         $bobConfig->setItemsPerPage(10);
+        $bobConfig->setReadingSpeed(1);
         $bobConfig->setLanguage('fr');
 
         $manager->persist($bobConfig);
@@ -43,6 +45,7 @@ class LoadConfigData extends AbstractFixture implements OrderedFixtureInterface
         $emptyConfig = new Config($this->getReference('empty-user'));
         $emptyConfig->setTheme('material');
         $emptyConfig->setItemsPerPage(10);
+        $emptyConfig->setReadingSpeed(1);
         $emptyConfig->setLanguage('en');
 
         $manager->persist($emptyConfig);
diff --git a/src/Wallabag/CoreBundle/DependencyInjection/Configuration.php b/src/Wallabag/CoreBundle/DependencyInjection/Configuration.php
index bc405fdca..d1bb9820b 100644
--- a/src/Wallabag/CoreBundle/DependencyInjection/Configuration.php
+++ b/src/Wallabag/CoreBundle/DependencyInjection/Configuration.php
@@ -29,6 +29,9 @@ class Configuration implements ConfigurationInterface
                 ->integerNode('rss_limit')
                     ->defaultValue(50)
                 ->end()
+                ->integerNode('reading_speed')
+                    ->defaultValue(1)
+                ->end()
                 ->scalarNode('version')
                 ->end()
                 ->scalarNode('paypal_url')
diff --git a/src/Wallabag/CoreBundle/DependencyInjection/WallabagCoreExtension.php b/src/Wallabag/CoreBundle/DependencyInjection/WallabagCoreExtension.php
index 9b4703e43..84599f0d7 100644
--- a/src/Wallabag/CoreBundle/DependencyInjection/WallabagCoreExtension.php
+++ b/src/Wallabag/CoreBundle/DependencyInjection/WallabagCoreExtension.php
@@ -19,6 +19,7 @@ class WallabagCoreExtension extends Extension
         $container->setParameter('wallabag_core.theme', $config['theme']);
         $container->setParameter('wallabag_core.language', $config['language']);
         $container->setParameter('wallabag_core.rss_limit', $config['rss_limit']);
+        $container->setParameter('wallabag_core.reading_speed', $config['reading_speed']);
         $container->setParameter('wallabag_core.version', $config['version']);
         $container->setParameter('wallabag_core.paypal_url', $config['paypal_url']);
 
diff --git a/src/Wallabag/CoreBundle/Entity/Config.php b/src/Wallabag/CoreBundle/Entity/Config.php
index d3590f35f..e18b543b1 100644
--- a/src/Wallabag/CoreBundle/Entity/Config.php
+++ b/src/Wallabag/CoreBundle/Entity/Config.php
@@ -73,6 +73,13 @@ class Config
      */
     private $rssLimit;
 
+    /**
+     * @var float
+     *
+     * @ORM\Column(name="reading_speed", type="float", nullable=true)
+     */
+    private $readingSpeed;
+
     /**
      * @ORM\OneToOne(targetEntity="Wallabag\UserBundle\Entity\User", inversedBy="config")
      */
@@ -247,6 +254,30 @@ class Config
         return $this->rssLimit;
     }
 
+    /**
+     * Set readingSpeed.
+     *
+     * @param float $readingSpeed
+     *
+     * @return Config
+     */
+    public function setReadingSpeed($readingSpeed)
+    {
+        $this->readingSpeed = $readingSpeed;
+
+        return $this;
+    }
+
+    /**
+     * Get readingSpeed.
+     *
+     * @return float
+     */
+    public function getReadingSpeed()
+    {
+        return $this->readingSpeed;
+    }
+
     /**
      * @param TaggingRule $rule
      *
diff --git a/src/Wallabag/CoreBundle/Form/Type/ConfigType.php b/src/Wallabag/CoreBundle/Form/Type/ConfigType.php
index a139f2df0..0a5ea6cc8 100644
--- a/src/Wallabag/CoreBundle/Form/Type/ConfigType.php
+++ b/src/Wallabag/CoreBundle/Form/Type/ConfigType.php
@@ -35,6 +35,14 @@ class ConfigType extends AbstractType
                 'choices_as_values' => true,
             ))
             ->add('items_per_page')
+            ->add('reading_speed', ChoiceType::class, array(
+                'choices' => array(
+                    'I read ~100 words per minute' => '0.5',
+                    'I read ~200 words per minute' => '1',
+                    'I read ~300 words per minute' => '1.5',
+                    'I read ~400 words per minute' => '2',
+                ),
+            ))
             ->add('language', ChoiceType::class, array(
                 'choices' => array_flip($this->languages),
                 'choices_as_values' => true,
diff --git a/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml b/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml
index b809f1ab8..7c6ad07e8 100644
--- a/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml
+++ b/src/Wallabag/CoreBundle/Resources/translations/messages.fr.yml
@@ -38,6 +38,7 @@ RSS: 'RSS'
 Add a user: 'Créer un compte'
 Theme: 'Thème'
 Items per page: "Nombre d'articles par page"
+Reading speed: "Vitesse de lecture"
 Language: 'Langue'
 Save: 'Enregistrer'
 RSS token: 'Jeton RSS'
@@ -56,6 +57,12 @@ Repeat new password: 'Confirmez votre nouveau mot de passe'
 Username: "Nom d'utilisateur"
 Two factor authentication: "Double authentification"
 "Enabling two factor authentication means you'll receive an email with a code on every new untrusted connexion": "Activer l'authentification double-facteur veut dire que vous allez recevoir un code par email à chaque nouvelle connexion non approuvée."
+"I read ~100 words per minute": "Je lis environ 100 mots par minute"
+"I read ~200 words per minute": "Je lis environ 200 mots par minute"
+"I read ~300 words per minute": "Je lis environ 300 mots par minute"
+"I read ~400 words per minute": "Je lis environ 400 mots par minute"
+"You can use online tools to estimate your reading speed": "Vous pouvez utiliser un outil en ligne pour estimer votre vitesse de lecture"
+"like this one": "comme celui-ci"
 
 # Tagging rules
 Tagging rules: "Règles de tag automatiques"
diff --git a/src/Wallabag/CoreBundle/Resources/views/themes/baggy/Config/index.html.twig b/src/Wallabag/CoreBundle/Resources/views/themes/baggy/Config/index.html.twig
index 6ac6decb9..54faa788c 100644
--- a/src/Wallabag/CoreBundle/Resources/views/themes/baggy/Config/index.html.twig
+++ b/src/Wallabag/CoreBundle/Resources/views/themes/baggy/Config/index.html.twig
@@ -24,6 +24,15 @@
             </div>
         </fieldset>
 
+        <fieldset class="w500p inline">
+            <div class="row">
+                {{ form_label(form.config.reading_speed) }}
+                {{ form_errors(form.config.reading_speed) }}
+                {{ form_widget(form.config.reading_speed) }}
+                <p>{% trans %}You can use online tools to estimate your reading speed{% endtrans %} (<a href="http://www.myreadspeed.com/calculate/">{% trans %}like this one{%endtrans%}</a>).</p>
+            </div>
+        </fieldset>
+
         <fieldset class="w500p inline">
             <div class="row">
                 {{ form_label(form.config.language) }}
diff --git a/src/Wallabag/CoreBundle/Resources/views/themes/material/Config/index.html.twig b/src/Wallabag/CoreBundle/Resources/views/themes/material/Config/index.html.twig
index e388f2c88..2b0b08289 100644
--- a/src/Wallabag/CoreBundle/Resources/views/themes/material/Config/index.html.twig
+++ b/src/Wallabag/CoreBundle/Resources/views/themes/material/Config/index.html.twig
@@ -42,6 +42,15 @@
                                 </div>
                             </div>
 
+                            <div class="row">
+                                <div class="input-field col s12">
+                                    {{ form_label(form.config.reading_speed) }}
+                                    {{ form_errors(form.config.reading_speed) }}
+                                    {{ form_widget(form.config.reading_speed) }}
+                                    <p>{% trans %}You can use online tools to estimate your reading speed{% endtrans %} (<a href="http://www.myreadspeed.com/calculate/">{% trans %}like this one{%endtrans%}</a>).</p>
+                                </div>
+                            </div>
+
                             <div class="row">
                                 <div class="input-field col s12">
                                     {{ form_label(form.config.language) }}
diff --git a/src/Wallabag/CoreBundle/Resources/views/themes/material/Entry/entries.html.twig b/src/Wallabag/CoreBundle/Resources/views/themes/material/Entry/entries.html.twig
index c3fd4d286..371992df4 100644
--- a/src/Wallabag/CoreBundle/Resources/views/themes/material/Entry/entries.html.twig
+++ b/src/Wallabag/CoreBundle/Resources/views/themes/material/Entry/entries.html.twig
@@ -50,8 +50,9 @@
 
                             <div class="estimatedTime grey-text">
                                 <span class="tool reading-time">
-                                    {% if entry.readingTime > 0 %}
-                                        {% trans with {'%readingTime%': entry.readingTime } %}estimated reading time: %readingTime% min{% endtrans %}
+                                    {% set readingTime = entry.readingTime / app.user.config.readingSpeed %}
+                                    {% if readingTime > 0 %}
+                                        {% trans with {'%readingTime%': readingTime } %}estimated reading time: %readingTime% min{% endtrans %}
                                     {% else %}
                                         {% trans with {'%inferior%': '<small class="inferieur">&lt;</small>'} %}estimated reading time: %inferior% 1 min{% endtrans %}
                                     {% endif %}
diff --git a/src/Wallabag/CoreBundle/Tests/Controller/ConfigControllerTest.php b/src/Wallabag/CoreBundle/Tests/Controller/ConfigControllerTest.php
index 2af93ffec..51425fe1c 100644
--- a/src/Wallabag/CoreBundle/Tests/Controller/ConfigControllerTest.php
+++ b/src/Wallabag/CoreBundle/Tests/Controller/ConfigControllerTest.php
@@ -46,6 +46,7 @@ class ConfigControllerTest extends WallabagCoreTestCase
         $data = array(
             'config[theme]' => 'baggy',
             'config[items_per_page]' => '30',
+            'config[reading_speed]' => '0.5',
             'config[language]' => 'en',
         );
 
diff --git a/var/SymfonyRequirements.php b/var/SymfonyRequirements.php
index 28b0dcdbf..841338f44 100644
--- a/var/SymfonyRequirements.php
+++ b/var/SymfonyRequirements.php
@@ -425,11 +425,13 @@ class SymfonyRequirements extends RequirementCollection
             'Change the permissions of either "<strong>app/logs/</strong>" or  "<strong>var/logs/</strong>" directory so that the web server can write into it.'
         );
 
-        $this->addPhpIniRequirement(
-            'date.timezone', true, false,
-            'date.timezone setting must be set',
-            'Set the "<strong>date.timezone</strong>" setting in php.ini<a href="#phpini">*</a> (like Europe/Paris).'
-        );
+        if (version_compare($installedPhpVersion, '7.0.0', '<')) {
+            $this->addPhpIniRequirement(
+                'date.timezone', true, false,
+                'date.timezone setting must be set',
+                'Set the "<strong>date.timezone</strong>" setting in php.ini<a href="#phpini">*</a> (like Europe/Paris).'
+            );
+        }
 
         if (version_compare($installedPhpVersion, self::REQUIRED_PHP_VERSION, '>=')) {
             $timezones = array();
@@ -677,6 +679,14 @@ class SymfonyRequirements extends RequirementCollection
                 'Upgrade your <strong>intl</strong> extension with a newer ICU version (4+).'
             );
 
+            if (class_exists('Symfony\Component\Intl\Intl')) {
+                $this->addRecommendation(
+                    \Symfony\Component\Intl\Intl::getIcuDataVersion() === \Symfony\Component\Intl\Intl::getIcuVersion(),
+                    sprintf('intl ICU version installed on your system (%s) should match the ICU data bundled with Symfony (%s)', \Symfony\Component\Intl\Intl::getIcuVersion(), \Symfony\Component\Intl\Intl::getIcuDataVersion()),
+                    'In most cases you should be fine, but please verify there is no inconsistencies between data provided by Symfony and the intl extension. See https://github.com/symfony/symfony/issues/15007 for an example of inconsistencies you might run into.'
+                );
+            }
+
             $this->addPhpIniRecommendation(
                 'intl.error_level',
                 create_function('$cfgValue', 'return (int) $cfgValue === 0;'),