diff --git a/dev-requirements.txt b/dev-requirements.txt
index 450bc47..6c91b2f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,6 +1,6 @@
 simplejson
 Sphinx
-GitPython==0.1.7
+GitPython==3.1.34
 Mock>=0.5.0
 Nose>=0.10.4
 setuptools>=0.6c9