diff --git a/requirements.txt b/requirements.txt
index c838be8..a38effc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 attrdict>=2.0.1
 # gitdb2 version pinned for compat
 gitdb2==2.0.6
-GitPython==2.1.11
+GitPython==3.1.30
 graphene==2.1.3
 graphene-tornado==2.1.0
 graphql-relay==0.4.5