From e8e344dd2c60662d4206d3857ccf870434afd35c Mon Sep 17 00:00:00 2001
From: Josh Matthews <josh@joshmatthews.net>
Date: Tue, 20 Feb 2018 12:22:57 -0500
Subject: [PATCH] Install the HTTPS apt transport.

---
 .travis/install_salt.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis/install_salt.sh b/.travis/install_salt.sh
index 02ebced6..4667c929 100755
--- a/.travis/install_salt.sh
+++ b/.travis/install_salt.sh
@@ -22,7 +22,7 @@ install_salt() {
 
         # Ensure curl is installed (is not present by default in Docker)
         ${SUDO} apt-get -y update
-        ${SUDO} apt-get -y install --no-install-recommends ca-certificates curl
+        ${SUDO} apt-get -y install --no-install-recommends ca-certificates curl apt-transport-https
 
         curl "https://repo.saltstack.com/apt/ubuntu/${os_release}/amd64/archive/2016.3.3/SALTSTACK-GPG-KEY.pub" | \
             ${SUDO} apt-key add -