diff --git a/data/pages/en_US/involved b/data/pages/en/involved
similarity index 100%
rename from data/pages/en_US/involved
rename to data/pages/en/involved
diff --git a/data/pages/en_US/readme b/data/pages/en/readme
similarity index 100%
rename from data/pages/en_US/readme
rename to data/pages/en/readme
diff --git a/data/pages/en_US/release b/data/pages/en/release
similarity index 100%
rename from data/pages/en_US/release
rename to data/pages/en/release
diff --git a/po/fr_FR.po b/po/fr.po
similarity index 98%
rename from po/fr_FR.po
rename to po/fr.po
index f5de9b0..1aff5b3 100644
--- a/po/fr_FR.po
+++ b/po/fr.po
@@ -8,10 +8,10 @@ msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2016-12-17 12:12+0100\n"
-"PO-Revision-Date: 2016-12-17 12:12+0100\n"
+"PO-Revision-Date: 2016-12-17 14:31+0100\n"
 "Last-Translator: \n"
 "Language-Team: \n"
-"Language: fr_FR\n"
+"Language: fr\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/src/manjaro-hello.py b/src/manjaro-hello.py
index 241259b..b8b36b2 100644
--- a/src/manjaro-hello.py
+++ b/src/manjaro-hello.py
@@ -65,7 +65,7 @@ class ManjaroHello():
         self.builder.get_object("aboutdialog").set_logo(logo)
 
         # Init translation
-        self.default_locale = "en_US"
+        self.default_locale = "en"
         self.sys_locale = locale.getdefaultlocale()[0]
         self.default_texts = {}
         locales = os.listdir(self.locale_path)
diff --git a/ui/manjaro-hello.glade b/ui/manjaro-hello.glade
index 8043e82..e5af604 100644
--- a/ui/manjaro-hello.glade
+++ b/ui/manjaro-hello.glade
@@ -585,8 +585,8 @@ We, the Manjaro Developers, hope that you will enjoy using Manjaro as much as we
             <property name="visible">True</property>
             <property name="can_focus">False</property>
             <items>
-              <item id="en_US">English (United States)</item>
-              <item id="fr_FR">Français (France)</item>
+              <item id="en">English (United States)</item>
+              <item id="fr">Français (France)</item>
             </items>
           </object>
           <packing>