diff --git a/.travis.yml b/.travis.yml
index 9af2512..462fc04 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,9 +14,9 @@ git:
 
 ## uncomment the following lines to allow failures on nightly julia
 ## (tests will run but not make your overall status red)
-#matrix:
-#  allow_failures:
-#  - julia: nightly
+matrix:
+  allow_failures:
+   - julia: nightly
 
 ## uncomment and modify the following lines to manually install system packages
 #addons: