diff --git a/.travis.yml b/.travis.yml
index 3ed2151..aa4feca 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,13 @@
+os: linux
+arch:
+    - amd64
+    - ppc64le
 language: python
 python:
-  - "2.7"
+ # - "2.7"
   - "3.4"
   - "3.5"
-  - "3.6"
+ #- "3.6"
 before_install:
   - export DJANGO_SETTINGS_MODULE=celery_haystack.test_settings
 install:
@@ -15,9 +19,9 @@ script:
   - coverage run --branch --source=celery_haystack `which django-admin.py` test celery_haystack
   - coverage report --omit=celery_haystack/test*
 env:
-  - DJANGO="Django>=1.8,<1.9"
-  - DJANGO="Django>=1.9,<1.10"
-  - DJANGO="Django>=1.10,<1.11"
+#  - DJANGO="Django>=1.8,<1.9"
+#  - DJANGO="Django>=1.9,<1.10"
+#  - DJANGO="Django>=1.10,<1.11"
   - DJANGO="Django>=1.11,<1.12"
 
 notifications: