diff --git a/pyproject.toml b/pyproject.toml
index b5031f2..38c3382 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -62,7 +62,7 @@ notebooks = [
 ]
 dev-tests = [
     "pytest>=8.3.1,<8.4",
-    "pytest-cov>=6.0.0,<6.1",
+    "pytest-cov>=6.0.0,<7.1",
     "pytest-mock>=3.14.0,<3.15",
     "scikit-learn>=1.5.1,<1.7",
 ]