diff --git a/pyproject.toml b/pyproject.toml
index 3850784..5959c18 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ click = "^8.1.7"
 [tool.poetry.group.dev.dependencies]
 pre-commit = ">=3"
 pytest = "^7.0"
-pytest-cov = "^3.0"
+pytest-cov = "^6.0.0"
 
 [tool.poetry.group.docs]
 optional = true