diff --git a/dev-requirements.txt b/dev-requirements.txt
index 75f5d26..7928e07 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -5,5 +5,5 @@ mypy==0.971
 pre-commit==2.21.0
 pylint==2.14.5
 pytest==7.2.1
-pytest-cov==3.0.0
+pytest-cov==4.0.0
 types-PyYAML==6.0.11