diff --git a/.travis.yml b/.travis.yml
index 8d7725a..6507830 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,8 +8,7 @@ env:
   global:
   - PACKAGE="mirage-block-xen"
   matrix:
-  - DISTRO="ubuntu" OCAML_VERSION="4.03"
   - DISTRO="alpine" OCAML_VERSION="4.04"
   - DISTRO="alpine" OCAML_VERSION="4.05"
   - DISTRO="alpine" OCAML_VERSION="4.06"
-  - DISTRO="alpine" OCAML_VERSION="4.07"
+  - DISTRO="ubuntu" OCAML_VERSION="4.07"