diff --git a/.travis.yml b/.travis.yml
index 5daf141..9d717ad 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,7 +35,6 @@ after_success:
 
 matrix:
   allow_failures:
-    - python: 3.3
-      - 3.3
-      - 3.4
-      - pypy
+    - python: "3.3"
+    - python: "3.4"
+    - python: "pypy"