diff --git a/requirements-dev.txt b/requirements-dev.txt
index c51f25c..6fe0c2a 100755
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -5,4 +5,4 @@ mypy==0.510
 pylint==1.7.1
 pytest-cov==2.4.0
 pytest-sugar==0.8.0
-pytest==3.0.7
+pytest==3.5.1