diff --git a/ci.sh b/ci.sh
index 24cee60ac185cec7bda54fbec00ad5020504b4ef..8ac7505954290178229aeacc962b99c47c9bb918 100755
--- a/ci.sh
+++ b/ci.sh
@@ -4,6 +4,7 @@ echo "**************************************************************************
 echo "*                                  ruby 1.8.7 REE build                                         *" &&
 echo "*************************************************************************************************" &&
 echo "" &&
+rm -f Gemfile.lock &&
 source /usr/local/rvm/scripts/rvm &&
 rvm use ree@diaspora --create &&
 bundle install &&