diff --git a/pyproject.toml b/pyproject.toml
index 95396ca3..be3005a9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ strict = [
   "mp-pyrho==0.4.4",
 ]
 
-tests = ["pytest==8.2.0", "pytest-cov==4.1.0", "nbmake==1.5.3"]
+tests = ["pytest==8.2.0", "pytest-cov==5.0.0", "nbmake==1.5.3"]
 
 [tool.setuptools.dynamic]
 readme = { file = ["README.md"] }