diff --git a/requirements_dev.txt b/requirements_dev.txt
index 15bcedc..0831fe4 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -2,7 +2,7 @@ pip==19.1
 wheel==0.33.1
 twine==1.13.0
 pytest==4.4.1
-pytest-cov==2.6.1
+pytest-cov==6.2.1
 coveralls==1.7.0
 sphinx==2.0.1
 bump2version==0.5.10