add opt_release 20 to travis build

SweetIQ · Jul 10, 2017 · cb0bb78 · cb0bb78
1 parent 4d69cfb
commit cb0bb78
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -10,6 +10,9 @@ addons:
 language: elixir
 elixir:
   - 1.4.5
+otp_release:
+  - 18.2.1
+  - 20.0
 
 install:
   - export CC="clang"