diff --git a/tests/requirements.txt b/tests/requirements.txt
index 97514ff..0b2a4b1 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -4,6 +4,6 @@ flake8==3.3.0
 pycodestyle==2.3.1
 pyflakes==1.5.0
 pytest==3.0.7
-pytest-cov==2.4.0
+pytest-cov==2.5.0
 pytest-isort==0.1.0
 pytest-sugar==0.8.0