diff --git a/bootstrap.py b/bootstrap.py
index 5650dfe..30bb75c 100644
--- a/bootstrap.py
+++ b/bootstrap.py
@@ -5,6 +5,7 @@ import config
 
 from houdini.houdini import Houdini
 from houdini import ConflictResolution
+from houdini import Language
 
 if __name__ == '__main__':
     logger = logging.getLogger('houdini')
@@ -21,6 +22,8 @@ if __name__ == '__main__':
                         help='Cache expiry (seconds)', type=int)
     parser.add_argument('-P', '--plugins', action='store',
                         nargs='*', help='Plugins to load')
+    parser.add_argument('-l', '--language', action='store', help='Houdini language',
+                        choices=['En', 'Fr', 'Pt', 'Es', 'De', 'Ru'])
 
     boot_modes = parser.add_mutually_exclusive_group()
     boot_modes.add_argument('-W', '--world', action='store_true', help='Run server in world mode')
@@ -115,11 +118,12 @@ if __name__ == '__main__':
     if server['World']:
         server.update({
             'Id': args.id or config.servers[args.server]['Id'],
+            'Language': getattr(Language, args.language) if args.language else config.servers[args.server]['Language'],
             'Capacity': args.capacity or config.servers[args.server]['Capacity'],
             'CacheExpiry': args.cache_expiry or config.servers[args.server]['CacheExpiry']
         })
 
-    server['logging'] = logging
+    server['Logging'] = logging
 
     factory_instance = Houdini(args.server,
                                database=database,
diff --git a/config.py.sample b/config.py.sample
index d16bb5a..775864a 100644
--- a/config.py.sample
+++ b/config.py.sample
@@ -1,4 +1,5 @@
 from houdini import ConflictResolution
+from houdini import Language
 
 database = {
     'Address': 'localhost',
@@ -39,6 +40,7 @@ servers = {
         'Id': '100',
         'Address': '0.0.0.0',
         'Port': 9875,
+        'Language': Language.En,
         'World': True,
         'Capacity': 200,
         'CacheExpiry': 3600,
diff --git a/houdini/__init__.py b/houdini/__init__.py
index b6bd7fd..c3a7fac 100644
--- a/houdini/__init__.py
+++ b/houdini/__init__.py
@@ -15,7 +15,7 @@ class ConflictResolution(enum.Enum):
     Exception = 2
 
 
-class Language(enum.Enum):
+class Language(enum.IntEnum):
     En = 1
     Pt = 2
     Fr = 4
diff --git a/houdini/data/penguin.py b/houdini/data/penguin.py
index ac13b21..0f2efd0 100644
--- a/houdini/data/penguin.py
+++ b/houdini/data/penguin.py
@@ -66,6 +66,9 @@ class Penguin(db.Model):
     rejection_de = db.Column(db.Boolean, nullable=False, server_default=db.text("false"))
     rejection_ru = db.Column(db.Boolean, nullable=False, server_default=db.text("false"))
 
+    def safe_nickname(self, language_bitmask):
+        return self.nickname if self.approval & language_bitmask else "P" + str(self.id)
+
     @property
     def approval(self):
         return int('{}{}0{}{}{}{}'.format(self.approval_ru * 1, self.approval_de * 1, self.approval_es * 1,
diff --git a/houdini/penguin.py b/houdini/penguin.py
index 4c4a7af..b7057c9 100644
--- a/houdini/penguin.py
+++ b/houdini/penguin.py
@@ -45,7 +45,7 @@ class Penguin(Spheniscidae):
 
     @property
     def nickname(self):
-        return self.data.nickname if self.data.approval else "P" + self.data.id
+        return self.data.safe_nickname(self.server.server_config['Language'])
 
     async def load(self):
         if self.data: