diff --git a/setup.py b/setup.py
index a9df439..5b9240d 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
     ],
     install_requires=[
         'simplejson==3.16.0',
-        'gitpython==2.1.11'
+        'gitpython==3.1.37'
     ],
     entry_points='''
         [console_scripts]