diff --git a/scripts/upgrade b/scripts/upgrade
index 416052a53b8b92bb82743d740c7c49bf80aa8654..71d2fc3ef15f145c75909772f446080fc6fe3784 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -28,12 +28,16 @@ if [[ "$version" == "0.2.1" ]]; then
     version="0.2.2"
 
     cd $RENEW_CERT_PATH
+    git checkout master
     git pull origin master
     sudo ve/bin/python renew_from_cube.py --cron
 
     cat <<EOF > /etc/cron.daily/neutrinet-renew-cert
 #!/bin/bash
-cd $RENEW_CERT_PATH && git pull origin master && ve/bin/python renew_from_cube.py --cron
+cd $RENEW_CERT_PATH
+git checkout master
+git pull origin master
+ve/bin/python renew_from_cube.py --cron
 EOF
     chmod 0755 /etc/cron.daily/neutrinet-renew-cert
 fi