diff --git a/.travis.yml b/.travis.yml
index 1f5cf11..22d4107 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ elixir:
   - 1.0.0
   - 1.0.4
 otp_release:
-  - 17.1
-  - 17.3
+  - 17.0
+  - 17.4
 script:
   - "MIX_ENV=test mix do deps.get, test && mix compile && mix coveralls.travis"