diff --git a/.travis.yml b/.travis.yml
index 7362f08..86ad962 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,10 @@
 language: go
+arch:
+  - amd64
+  - ppc64le
 go:
-  - 1.1
+  - 1.15
   - tip
 before_install:
+  - sudo apt-get install bzr
   - go get launchpad.net/gocheck