diff --git a/.travis.yml b/.travis.yml
index ce352f3..7c20658 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,17 +1,16 @@
+sudo: false
 language: python
 
 python:
+  - "3.5"
   - "3.4"
   - "3.3"
-  - "3.2"
   - "2.7"
-  - "2.6"
   - pypy
 
 env:
-  - DJANGO="django==1.8.2"
-  - DJANGO="django==1.7.7"
-  - DJANGO="django==1.4.20"
+  - DJANGO="django==1.9"
+  - DJANGO="django==1.8.7"
 
 install:
   - pip install $DJANGO
@@ -27,19 +26,10 @@ before_script:
 
 matrix:
   exclude:
-   - python: "3.4"
-     env: DJANGO="django==1.4.20"
    - python: "3.3"
-     env: DJANGO="django==1.4.20"
-   - python: "3.2"
-     env: DJANGO="django==1.4.20"
-   - python: "2.6"
-     env: DJANGO="django==1.7.7"
-   - python: "2.6"
-     env: DJANGO="django==1.8.2"
+     env: DJANGO="django==1.9"
 
-script:
-   - coverage run --source=uuslug manage.py test
+script: coverage run --source=uuslug manage.py test
 
 after_success:
-   - coveralls
+  coveralls
diff --git a/requirements.txt b/requirements.txt
index b6debb4..715cfff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-Django>=1.4.20
+Django>=1.4+
diff --git a/setup.py b/setup.py
index b969f95..b54b326 100755
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@ url = 'https://github.com/un33k/django-uuslug'
 author = 'Val Neekman'
 author_email = 'info@neekware.com'
 license = 'BSD'
-install_requires = ['python-slugify>=1.1.3']
+install_requires = ['python-slugify>=1.1.4']
 classifiers = [
     'Development Status :: 5 - Production/Stable',
     'Environment :: Web Environment',
@@ -63,8 +63,7 @@ if sys.argv[-1] == 'publish':
     os.system("python setup.py sdist upload")
     args = {'version': get_version(package)}
     print("You probably want to also tag the version now:")
-    print("  git tag -a %(version)s -m 'version %(version)s'" % args)
-    print("  git push --tags")
+    print("  git tag -a %(version)s -m 'version %(version)s' && git push --tags" % args)
     sys.exit()
 
 
diff --git a/uuslug/__init__.py b/uuslug/__init__.py
index c29daec..3a5f1cb 100644
--- a/uuslug/__init__.py
+++ b/uuslug/__init__.py
@@ -2,6 +2,6 @@ from .uuslug import *
 
 __author__ = 'Val Neekman @ Neekware Inc. [@vneekman]'
 __description__ = 'A Python slugify application that also handles Unicode'
-__version__ = '1.1.6'
+__version__ = '1.1.7'
 
 default_app_config = 'uuslug.apps.AppConfig'
diff --git a/uuslug/tests/tests.py b/uuslug/tests/tests.py
index 2375854..e203f5e 100644
--- a/uuslug/tests/tests.py
+++ b/uuslug/tests/tests.py
@@ -5,7 +5,7 @@ from django.test import TestCase
 # http://pypi.python.org/pypi/django-tools/
 # from django_tools.unittest_utils.print_sql import PrintQueries
 
-from uuslug import slugify
+from uuslug import slugify, uuslug
 from uuslug.models import (CoolSlug, AnotherSlug, TruncatedSlug,
                            SmartTruncatedSlug, SmartTruncatedExactWordBoundrySlug,
                            CoolSlugDifferentSeparator, TruncatedSlugDifferentSeparator,
@@ -265,3 +265,8 @@ class SlugMaxLengthTestCase(TestCase):
         # 10 is field max_length, 20 is uuslug function max_length
         obj = AutoTruncatedSlug.objects.create(name=name)
         self.assertEqual(obj.slug, "jaja-lol-1")
+
+
+class ModelInstanceExeptionTestCase(TestCase):
+    def test_uuslug_checks_for_model_instance(self):
+        self.assertRaises(Exception, uuslug, 'test_slug', CoolSlug)
diff --git a/uuslug/uuslug.py b/uuslug/uuslug.py
index d061f82..8b331ae 100644
--- a/uuslug/uuslug.py
+++ b/uuslug/uuslug.py
@@ -1,3 +1,4 @@
+from django.db.models.base import ModelBase
 from slugify import slugify as pyslugify
 from django.utils import six
 if six.PY3:
@@ -24,7 +25,7 @@ def uuslug(s, instance, entities=True, decimal=True, hexadecimal=True,
 
     """ This method tries a little harder than django's django.template.defaultfilters.slugify. """
 
-    if hasattr(instance, 'objects'):
+    if isinstance(instance, ModelBase):
         raise Exception("Error: you must pass an instance to uuslug, not a model.")
 
     queryset = instance.__class__.objects.all()