diff --git a/.gitignore b/.gitignore
index 7fb7c0b..b1a6ea5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,6 @@ solution*/
 
 # Build folders
 build*/
+
+# Vagrant
+.vagrant/
diff --git a/P4D2_2017_Fall/vm/user-bootstrap.sh b/P4D2_2017_Fall/vm/user-bootstrap.sh
index 63e4875..408ca3d 100644
--- a/P4D2_2017_Fall/vm/user-bootstrap.sh
+++ b/P4D2_2017_Fall/vm/user-bootstrap.sh
@@ -45,6 +45,6 @@ sudo chown -R p4:p4 /home/p4/tutorials
 
 # Emacs
 sudo cp p4_16-mode.el /usr/share/emacs/site-lisp/
-sudo echo "(add-to-list 'auto-mode-alist '(\"\\.p4\\'\" . p4_16-mode))" >> /home/p4/.emacs
+echo "(add-to-list 'auto-mode-alist '(\"\\.p4\\'\" . p4_16-mode))" | sudo tee /home/p4/.emacs
 sudo chown p4:p4 /home/p4/.emacs