diff --git a/.travis.yml b/.travis.yml
index b9a58e6..362633f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,6 +22,12 @@ matrix:
       env: PHP_CS_FIXER_VERSION=1.*
     - php: 5.6
       env: PHP_CS_FIXER_VERSION=2.*@dev
+    - php: 5.6
+      env: SYMFONY_VERSION=2.7.*
+    - php: 5.6
+      env: SYMFONY_VERSION=2.8.*@dev
+    - php: 5.6
+      env: SYMFONY_VERSION="3.0.x-dev@dev as 2.8"
   allow_failures:
     - php: nightly
     - php: hhvm