diff --git a/.travis.yml b/.travis.yml
index 0abcc4ce..45ef5b92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,9 +6,9 @@ os:
 julia:
   - 0.5
   - nightly
-# matrix:
-#   allow_failures:
-#     - julia: nightly
+matrix:
+  allow_failures:
+    - julia: nightly
 
 # # before install:
 # #   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update          ; fi