diff --git a/pyproject.toml b/pyproject.toml
index 8d9e06e..a09f15a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,7 +61,7 @@ all = [
 ]
 test = [
     "pytest >=7.0.0,<9.0.0",
-    "pytest-cov >=4.0.0,<6.0.0",
+    "pytest-cov >=4.0.0,<7.0.0",
     "pytest-mock >=3.0.0,<4.0.0",
     "pytest-timeout >=2.0.0,<3.0.0",
     "black ==24.10.0",