diff --git a/.travis.yml b/.travis.yml
index aafa2e0..8204cda 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,6 +13,7 @@ install:
   - pip install nose-cov
   - pip install pam
   - pip install requests
+  - pip install dulwich
 
 script: nosetests