diff --git a/requirements.txt b/requirements.txt
index c741f078b2..5e0e5c9027 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ virtualenv
 github3.py>=1.1.0
 PyYAML>=3.1.0
 paramiko>=2.0.1
-GitPython>=2.1.8
+GitPython>=2.1.8,<3.0.0
 python-daemon>=2.0.4,<2.1.0
 extras
 statsd>=3.0