diff --git a/requirements.txt b/requirements.txt
index 4a6b4b59..5089594c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ flake8==3.7.7
 # ------------------------------------------------------------------------------
 tox==3.12.1
 pytest==4.5.0
-pytest_cases==1.6.2
+pytest_cases==1.6.3
 pytest-cookies==0.3.0
 pytest-xdist==1.28.0
 pyyaml==5.1