diff --git a/Tools/vagrant/initvagrant-trusty64.sh b/Tools/vagrant/initvagrant-trusty64.sh
index 560759fcce..4011ac6886 100644
--- a/Tools/vagrant/initvagrant-trusty64.sh
+++ b/Tools/vagrant/initvagrant-trusty64.sh
@@ -8,7 +8,7 @@ set -u
 
 echo "Initial setup of SITL-vagrant instance."
 
-/vagrant/Tools/scripts/install-prereqs-ubuntu.sh -y
+/vagrant/Tools/environment_install/install-prereqs-ubuntu.sh -y
 
 # extra packages we desire on the VM but aren't prereqs for AP compilation:
 sudo apt-get install -y valgrind gdb
diff --git a/Tools/vagrant/initvagrant.sh b/Tools/vagrant/initvagrant.sh
index 60c26bc250..695a64da11 100755
--- a/Tools/vagrant/initvagrant.sh
+++ b/Tools/vagrant/initvagrant.sh
@@ -29,7 +29,7 @@ sudo resize2fs /dev/sda1
 usermod -a -G dialout $VAGRANT_USER
 
 echo "calling pre-reqs script..."
-sudo -H -u $VAGRANT_USER /vagrant/Tools/scripts/install-prereqs-ubuntu.sh -y
+sudo -H -u $VAGRANT_USER /vagrant/Tools/environment_install/install-prereqs-ubuntu.sh -y
 echo "...pre-reqs script done... initvagrant.sh continues."
 
 # run-in-terminal-window uses xterm: