diff --git a/requirements-dev.txt b/requirements-dev.txt
index 4d08133..6390bdd 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@ sphinx==5.2.1
 twine==4.0.1
 wheel==0.37.1
 pytest==7.1.3
-pytest-cov==3.0.0
+pytest-cov==4.0.0
 flake8==5.0.4
 mypy==0.971
 types-markdown==3.4.2