diff --git a/setup.py b/setup.py
index add6910..6b8794e 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@ setup(name='pycorrlib',
       version=version['__version__'],
       author='Justus Kuhlmann',
       author_email='j_kuhl19@uni-muenster.de',
-      install_requires=['pyerrors>=2.11.1', 'datalad>=1.1.0', 'typer>=0.12.5'],
+      install_requires=['pyerrors>=2.11.1', 'datalad>=1.1.0', 'typer>=0.12.5', 'gitpython>=3.1.45'],
       entry_points = {
         'console_scripts': ['pcl=corrlib.cli:app'],
         },