diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5e76c9e..4e8191b 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,4 +2,4 @@
 
 flake8==3.7.5
 tox==3.7.0
-pytest==4.2.0
+pytest==4.3.0