1 files changed, 1 insertions, 0 deletions
diff --git a/.travis.yml b/.travis.yml
index cedce513d..a71f3e0e3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -351,6 +351,7 @@ matrix:
       sudo: required
       dist: xenial
     - os: linux
+      arch: s390x
       env: SWIGLANG=ruby CPP11=1
       sudo: required
       dist: xenial