diff --git a/.travis.yml b/.travis.yml
index 8c43013..7eae43d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,8 +12,8 @@ before_install:
   - export PATH="$PATH:$HOME/.composer/vendor/bin"
 
 install:
-  - sh -c "if [ '$TWIG_VERSION' = '1.8' ]; then sed -i 's/~1.8|~2.0/~1.8/g' composer.json; composer update; fi"
-  - sh -c "if [ '$SYMFONY_DEPS_VERSION' = '2.8' ]; then sed -i 's/~2.8|~3.0/~2.8/g' composer.json; composer update; fi"
+  - sh -c "if [ '$SYMFONY_DEPS_VERSION' = '2.7' ]; then sed -i 's/~2.7/2.7.*@dev/g' composer.json; composer update; fi"
+  - sh -c "if [ '$SYMFONY_DEPS_VERSION' = '2.8' ]; then sed -i 's/~2.7/2.8.*@dev/g' composer.json; composer update; fi"
   - composer install --prefer-source
 
 before_script:
@@ -31,7 +31,7 @@ matrix:
     - php: 5.5
     - php: 5.6
     - php: 5.6
-      env: TWIG_VERSION=1.8
+      env: SYMFONY_DEPS_VERSION=2.7
     - php: 5.6
       env: SYMFONY_DEPS_VERSION=2.8
     - php: 7.0
diff --git a/composer.json b/composer.json
index 61094c2..8ac5fab 100644
--- a/composer.json
+++ b/composer.json
@@ -43,10 +43,10 @@
         "guzzlehttp/guzzle": "~6.0",
         "php": ">=5.5.9",
         "psr/log": "~1.0",
-        "symfony/http-foundation": "~2.8",
-        "symfony/http-kernel": "~2.8",
-        "symfony/security": "~2.8",
-        "symfony/validator": "~2.8"
+        "symfony/http-foundation": "~2.7",
+        "symfony/http-kernel": "~2.7",
+        "symfony/security": "~2.7",
+        "symfony/validator": "~2.7"
     },
     "require-dev": {
         "doctrine/data-fixtures": "~1.0",
@@ -54,14 +54,14 @@
         "ext-pdo_sqlite": "*",
         "monolog/monolog": "~1.4",
         "silex/silex": "~1.3",
-        "symfony/browser-kit": "~2.8",
-        "symfony/config": "~2.8",
-        "symfony/css-selector": "~2.8",
-        "symfony/form": "~2.8",
-        "symfony/phpunit-bridge": "~2.8",
-        "symfony/process": "~2.8",
-        "symfony/translation": "~2.8",
-        "symfony/twig-bridge": "~2.8",
+        "symfony/browser-kit": "~2.7",
+        "symfony/config": "~2.7",
+        "symfony/css-selector": "~2.7",
+        "symfony/form": "~2.7",
+        "symfony/phpunit-bridge": "~2.7",
+        "symfony/process": "~2.7",
+        "symfony/translation": "~2.7",
+        "symfony/twig-bridge": "~2.7",
         "twig/twig": "~1.8"
     },
     "scripts": {