diff --git a/.travis.yml b/.travis.yml
index ef7659e7d..c301dde8a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,6 @@
 osx_image: xcode9.4
 language: objective-c
 script:
-- "./ios/travis-ci/build-ipa.sh"
+- "./ios/travis-ci/build-ipa.sh > build_output.txt"
+after_failure:
+- "tail -n 500 build_output.txt"