diff --git a/test_reqs.txt b/test_reqs.txt
index f1f6671..d1921db 100644
--- a/test_reqs.txt
+++ b/test_reqs.txt
@@ -7,4 +7,4 @@ pep8==1.7.1
 pyflakes==2.2.0
 django-markwhat==1.6.2
 factory_boy==2.12.0
-six==1.14.0
+six==1.15.0