diff --git a/requirements_dev.txt b/requirements_dev.txt
index 4e5912b..7e8aac3 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -8,7 +8,7 @@ coverage==4.5.1
 Sphinx==1.7.8
 cryptography==2.3
 PyYAML==3.12
-pytest==3.7.4
+pytest==3.8.0
 pytest-runner==4.2
 vcrpy==1.12.0
 twine==1.11.0