diff --git a/requirements.txt b/requirements.txt
index 9b18c89..ba110e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,4 @@ django-model-utils==2.3.1
 #djangorestframework>=3.1,<3.2
 git+https://github.com/edx/django-rest-framework.git@3c72cb5ee5baebc4328947371195eae2077197b0#egg=djangorestframework==3.2.3
 jsonfield==1.0.3
-pytz==2015.2
+pytz
diff --git a/setup.py b/setup.py
index 2fa048f..36e7e45 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@ def load_requirements(*requirements_paths):
 
 setup(
     name='edx-submissions',
-    version='1.1.5',
+    version='1.1.6',
     author='edX',
     description='An API for creating submissions and scores.',
     url='http://github.com/edx/edx-submissions.git',