diff --git a/requirements_dev.txt b/requirements_dev.txt
index 8476382..246e4ac 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -8,7 +8,7 @@ coverage==4.5.4
 Sphinx==2.2.1
 cryptography==2.8
 PyYAML==5.1.2
-pytest==5.3.0
+pytest==5.3.1
 pytest-runner==5.2
 vcrpy==2.1.1
 twine==2.0.0