diff --git a/requirements.txt b/requirements.txt
index 705ed9466..c0dc71477 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,6 @@ binaryornot==0.4.3
 # Testing
 pytest==3.2.0
 pep8==1.7.0
-pyflakes==1.5.0
+pyflakes==1.6.0
 tox==2.7.0
 pytest-cookies==0.2.0