diff --git a/pyproject.toml b/pyproject.toml
index 2c453d0..73d7b94 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ tests = [
     "codecov<2.2.0",
     "coverage==7.5.0",
     "pytest>=3.5.0",
-    "pytest-cov==5.0.0",
+    "pytest-cov==6.0.0",
     "numpy<2.2",
 ]
 docs = [