diff --git a/.travis.yml b/.travis.yml
index 62352f53..d689551a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,4 +7,4 @@ before_script:
   - openssl s_server -accept 15418 -www -cert test/cert.pem -key test/key.pem >/dev/null &
 script:
   - rustpkg build
-  - rustpkg test
+  - env RUST_TEST_TASKS=1 rustpkg test