diff --git a/.travis.yml b/.travis.yml
index d059f8329..07d14f852 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,5 +17,6 @@ matrix:
 
 os: linux
 script:
+- set -e
 - make clean && make epsilon.$EXT test.$EXT
 - if [ "$PLATFORM" = "blackbox" ]; then ./test.$EXT; PLATFORM=blackbox make integration_tests; fi