diff --git a/pyproject.toml b/pyproject.toml
index c7d2c4a..82f4989 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ tox = "4.16.0"
 
 [tool.poetry.group.test.dependencies]
 pytest = ">=7.1.2,<9.0.0"
-pytest-cov = ">=4,<6"
+pytest-cov = ">=4,<7"
 
 
 [tool.poetry.group.test-flake8.dependencies]