diff --git a/pyproject.toml b/pyproject.toml
index d6bba78..398b31c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -41,7 +41,7 @@ requires-python = '>=3.8'
 dev = ["pre-commit>=2.12.1"]
 #docs = ["jupyter-book>=0.13.1",]
 
-tests = ["pytest==8.3.3", "pytest-cov==5.0.0", "types-requests"]
+tests = ["pytest==8.3.3", "pytest-cov==6.0.0", "types-requests"]
 
 
 [tool.setuptools.dynamic]
diff --git a/requirements-dev.txt b/requirements-dev.txt
index d92aaf9..912a911 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 pytest==8.3.3
-pytest-cov==5.0.0
+pytest-cov==6.0.0
 coverage==7.6.1
 mypy==1.11.2
 pydocstyle==6.1.1