diff --git a/tox.ini b/tox.ini
index b617d5288..11ddb9f8e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -15,8 +15,8 @@ envlist =
 [testenv]
 commands=python runtests.py -q --cov=oauth2_provider --cov-report= --cov-append
 deps =
-    django18: Django==1.8.11
-    django19: Django==1.9.4
+    django18: Django==1.8.15
+    django19: Django==1.9.10
     coverage==4.1
     pytest-cov==2.3.0
     -rrequirements/testing.txt
@@ -25,7 +25,7 @@ deps =
 # coverage-4.1 doesn't support python-3.2.
 commands=python runtests.py -q
 deps =
-    django18: Django==1.8.11
+    django18: Django==1.8.15
     -rrequirements/testing.txt
 
 [testenv:docs]