diff --git a/pyerrors/version.py b/pyerrors/version.py
index 892994aa..b4066b65 100644
--- a/pyerrors/version.py
+++ b/pyerrors/version.py
@@ -1 +1 @@
-__version__ = "2.8.0"
+__version__ = "2.8.1"
diff --git a/setup.py b/setup.py
index 37a56f51..2d9e2693 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@ setup(name='pyerrors',
       license="MIT",
       packages=find_packages(),
       python_requires='>=3.7.0',
-      install_requires=['numpy>=1.21', 'autograd>=1.5', 'numdifftools>=0.9.41', 'matplotlib>=3.5', 'scipy>=1.7', 'iminuit>=2.17', 'h5py>=3.8', 'lxml>=4.9', 'python-rapidjson>=1.9', 'pandas>=1.1'],
+      install_requires=['numpy>=1.21,<1.25', 'autograd>=1.5', 'numdifftools>=0.9.41', 'matplotlib>=3.5', 'scipy>=1.7', 'iminuit>=2.17', 'h5py>=3.8', 'lxml>=4.9', 'python-rapidjson>=1.9', 'pandas>=1.1'],
       extras_require={'test': ['pytest', 'pytest-cov', 'pytest-benchmark', 'hypothesis']},
       classifiers=[
           'Development Status :: 5 - Production/Stable',