diff --git a/.travis.yml b/.travis.yml
index 8562db1..f9e5faf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,9 +8,6 @@ notifications:
   disabled: true
 
 otp_release:
-  - R15B02
-  - R15B01
-  - R15B
   - 18.0
   - 18.1
   - 18.2