From 7d8ea3d266ba44dc0776993d8ff7c9c3de2fa342 Mon Sep 17 00:00:00 2001
From: Casey Faist <caseylfaist@gmail.com>
Date: Tue, 10 Sep 2019 15:32:59 -0700
Subject: [PATCH] add stack value back in

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index ada5d73..ce6c965 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ jobs:
     script: make check
   - stage: Heroku 18 Test
     name: Build Heroku 18
-    script: docker run --rm heroku-python-build-heroku-18 bash $TESTFOLDER
+    script: docker run --rm -e "STACK=heroku-18" heroku-python-build-heroku-18 bash $TESTFOLDER
   - stage: Hatchet Integration
     if: branch = master
     name: Run Hatchet