diff --git a/pkg/source/funcs.sh b/pkg/source/funcs.sh
index 127801ea6..bc9edd862 100644
--- a/pkg/source/funcs.sh
+++ b/pkg/source/funcs.sh
@@ -59,6 +59,7 @@ function checkout()
             git clone --quiet $GIT_REPO;
             (
                 cd diaspora;
+                git checkout Gemfile
                 git remote add upstream \
                     git://github.com/diaspora/diaspora.git
                 for p in ../../*.patch; do