diff --git a/dev-requirements.txt b/dev-requirements.txt
index a6c96e7f..cfa4f49c 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,6 +1,6 @@
 -rrequirements.txt
 
 sphinx==1.8.3
-pytest==4.3.0
+pytest==4.3.1
 pep8==1.7.1
 pytest-timeout==1.3.3