diff --git a/requirements_dev.txt b/requirements_dev.txt
index c16c596..7c6c298 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -8,5 +8,5 @@ coverage==4.2
 Sphinx==1.5
 cryptography==1.6
 PyYAML==3.12
-pytest==3.0.4
+pytest==3.0.5
 twine==1.8.1