diff --git a/.travis.yml b/.travis.yml
index f9be6f4..ae98843 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ install:
 before_script:
   - curl -o /tmp/urchin https://raw.githubusercontent.com/scraperwiki/urchin/master/urchin && chmod +x /tmp/urchin
 script:
-  - NVM_DIR=$TRAVIS_BUILD_DIR make URCHIN=/tmp/urchin test_shell
+  - NVM_DIR=$TRAVIS_BUILD_DIR make SHELL=$SHELL TEST_SUITE=$TEST_SUITE URCHIN=/tmp/urchin test_shell
 env:
   - SHELL=sh TEST_SUITE=fast
   - SHELL=dash TEST_SUITE=fast