diff --git a/requirements.txt b/requirements.txt
index f5eaa461..52ae0365 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,6 +18,7 @@ Markdown==2.4.1
 fn==0.2.13
 diff-match-patch==20121119
 requests==2.4.1
+Unidecode==0.04.16
 
 # Comment it if you are using python >= 3.4
 enum34==1.0
diff --git a/taiga/base/utils/slug.py b/taiga/base/utils/slug.py
index 14e17abf..c4a389e7 100644
--- a/taiga/base/utils/slug.py
+++ b/taiga/base/utils/slug.py
@@ -19,6 +19,8 @@ from django.template.defaultfilters import slugify
 
 import time
 
+from unidecode import unidecode
+
 
 def slugify_uniquely(value, model, slugfield="slug"):
     """
@@ -26,13 +28,13 @@ def slugify_uniquely(value, model, slugfield="slug"):
     """
 
     suffix = 0
-    potential = base = slugify(value)
+    potential = base = slugify(unidecode(value))
     if len(potential) == 0:
         potential = 'null'
     while True:
         if suffix:
             potential = "-".join([base, str(suffix)])
-        if not model.objects.filter(**{slugfield: potential}).count():
+        if not model.objects.filter(**{slugfield: potential}).exists():
             return potential
         suffix += 1
 
diff --git a/taiga/projects/migrations/0004_auto_20141002_2337.py b/taiga/projects/migrations/0004_auto_20141002_2337.py
new file mode 100644
index 00000000..14876435
--- /dev/null
+++ b/taiga/projects/migrations/0004_auto_20141002_2337.py
@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('projects', '0003_auto_20140913_1710'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='project',
+            name='name',
+            field=models.CharField(max_length=250, verbose_name='name'),
+        ),
+    ]
diff --git a/taiga/projects/models.py b/taiga/projects/models.py
index ed2adf4a..c8306c46 100644
--- a/taiga/projects/models.py
+++ b/taiga/projects/models.py
@@ -118,7 +118,7 @@ class ProjectDefaults(models.Model):
 
 
 class Project(ProjectDefaults, TaggedMixin, models.Model):
-    name = models.CharField(max_length=250, unique=True, null=False, blank=False,
+    name = models.CharField(max_length=250, null=False, blank=False,
                             verbose_name=_("name"))
     slug = models.SlugField(max_length=250, unique=True, null=False, blank=True,
                             verbose_name=_("slug"))
@@ -189,7 +189,8 @@ class Project(ProjectDefaults, TaggedMixin, models.Model):
             self.modified_date = timezone.now()
 
         if not self.slug:
-            base_slug = slugify_uniquely(self.name, self.__class__)
+            base_name = "{}-{}".format(self.owner.username, self.name)
+            base_slug = slugify_uniquely(base_name, self.__class__)
             slug = base_slug
             for i in arithmetic_progression():
                 if not type(self).objects.filter(slug=slug).exists() or i > 100:
diff --git a/tests/unit/test_slug.py b/tests/unit/test_slug.py
new file mode 100644
index 00000000..ea7dd17d
--- /dev/null
+++ b/tests/unit/test_slug.py
@@ -0,0 +1,37 @@
+# Copyright (C) 2014 Andrey Antukh <niwi@niwi.be>
+# Copyright (C) 2014 Jesús Espino <jespinog@gmail.com>
+# Copyright (C) 2014 David Barragán <bameda@dbarragan.com>
+# Copyright (C) 2014 Anler Hernández <hello@anler.me>
+# 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/>.
+
+from taiga.projects.models import Project
+from taiga.users.models import User
+
+import pytest
+pytestmark = pytest.mark.django_db
+
+
+def test_project_slug_with_special_chars():
+    user = User.objects.create(username="test")
+    project = Project.objects.create(name="漢字", description="漢字", owner=user)
+    project.save()
+
+    assert project.slug == "test-han-zi"
+
+def test_project_with_existing_name_slug_with_special_chars():
+    user = User.objects.create(username="test")
+    Project.objects.create(name="漢字", description="漢字", owner=user)
+    project = Project.objects.create(name="漢字", description="漢字", owner=user)
+
+    assert project.slug == "test-han-zi-1"