diff --git a/.travis.yml b/.travis.yml
index 0f4d25f..b59e25e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,8 +4,10 @@ os:
   - osx
   - windows
 julia:
-  - 1.0
-  - nightly
+  - '1.0'
+  - '1.3'
+  - '1'
+  - 'nightly'
 matrix:
   allow_failures:
     - julia: nightly