diff --git a/requirements.txt b/requirements.txt
index 12c1a878..1ed7882d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,7 @@ pytest-django==2.6
 pytest==2.5.2
 pytest-cov==1.6
 flake8==2.2.2
+freezegun==0.3.2
 
 # Optional packages
 django-oauth-plus>=2.2.1
diff --git a/tests/test_views.py b/tests/test_views.py
index 1799dcd4..713f371a 100644
--- a/tests/test_views.py
+++ b/tests/test_views.py
@@ -1,4 +1,3 @@
-import time
 from calendar import timegm
 from datetime import datetime, timedelta
 
@@ -9,6 +8,8 @@
 from django.conf.urls import patterns
 from django.contrib.auth import get_user_model
 
+from freezegun import freeze_time
+
 from rest_framework import status
 from rest_framework.test import APIClient
 
@@ -311,25 +312,25 @@ def test_refresh_jwt(self):
         """
         client = APIClient(enforce_csrf_checks=True)
 
-        orig_token = self.get_token()
-        orig_token_decoded = utils.jwt_decode_handler(orig_token)
+        with freeze_time('2015-01-01 00:00:01'):
+            orig_token = self.get_token()
+            orig_token_decoded = utils.jwt_decode_handler(orig_token)
 
-        expected_orig_iat = timegm(datetime.utcnow().utctimetuple())
+            expected_orig_iat = timegm(datetime.utcnow().utctimetuple())
 
-        # Make sure 'orig_iat' exists and is the current time (give some slack)
-        orig_iat = orig_token_decoded['orig_iat']
-        self.assertLessEqual(orig_iat - expected_orig_iat, 1)
+            # Make sure 'orig_iat' exists and is the current time (give some slack)
+            orig_iat = orig_token_decoded['orig_iat']
+            self.assertLessEqual(orig_iat - expected_orig_iat, 1)
 
-        # wait a few seconds, so new token will have different exp
-        time.sleep(2)
+            with freeze_time('2015-01-01 00:00:03'):
 
-        # Now try to get a refreshed token
-        response = client.post('/auth-token-refresh/', {'token': orig_token},
-                               format='json')
-        self.assertEqual(response.status_code, status.HTTP_200_OK)
+                # Now try to get a refreshed token
+                response = client.post('/auth-token-refresh/', {'token': orig_token},
+                                       format='json')
+            self.assertEqual(response.status_code, status.HTTP_200_OK)
 
-        new_token = response.data['token']
-        new_token_decoded = utils.jwt_decode_handler(new_token)
+            new_token = response.data['token']
+            new_token_decoded = utils.jwt_decode_handler(new_token)
 
         # Make sure 'orig_iat' on the new token is same as original
         self.assertEquals(new_token_decoded['orig_iat'], orig_iat)
diff --git a/tox.ini b/tox.ini
index cfe97f3e..032b097e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,6 +20,7 @@ deps =
        py27-django1.6-drf{2.4.3,2.4.4,3.0.0,3.1.0}: django-oauth2-provider==0.2.6.1
        pytest-django==2.8.0
        py27-django{1.6,1.7,1.8}-drf3.1.0: djangorestframework-oauth==1.0.1
+       freezegun==0.3.2
 
 [testenv:py27-flake8]
 commands = ./runtests.py --lintonly