diff --git a/.travis.yml b/.travis.yml
index 899488d..d3b62f2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,24 +1,35 @@
 # See https://github.com/silverstripe-labs/silverstripe-travis-support for setup details
 
-language: php
-php:
- - 5.3
-
 sudo: false
 
+language: php
+
+php:
+  - 5.3
+  - 5.4
+  - 5.5
+  - 5.6
+
 env:
- - DB=MYSQL CORE_RELEASE=3.1
- - DB=PGSQL CORE_RELEASE=3
+  - DB=MYSQL CORE_RELEASE=3.2
 
 matrix:
   include:
-    - php: 5.4
+    - php: 5.6
       env: DB=MYSQL CORE_RELEASE=3
+    - php: 5.6
+      env: DB=MYSQL CORE_RELEASE=3.1
+    - php: 5.6
+      env: DB=MYSQL CORE_RELEASE=3.3
+    - php: 5.6
+      env: DB=MYSQL CORE_RELEASE=3.4
 
 before_script:
- - git clone git://github.com/silverstripe-labs/silverstripe-travis-support.git ~/travis-support
- - php ~/travis-support/travis_setup.php --source `pwd` --target ~/builds/ss
- - cd ~/builds/ss
+  - composer self-update || true
+  - git clone git://github.com/silverstripe-labs/silverstripe-travis-support.git ~/travis-support
+  - php ~/travis-support/travis_setup.php --source `pwd` --target ~/builds/ss
+  - cd ~/builds/ss
+  - composer install
 
 script:
- - vendor/bin/phpunit dms/tests/
+  - vendor/bin/phpunit dms/tests  
diff --git a/code/cms/DMSDocumentAddController.php b/code/cms/DMSDocumentAddController.php
index 428fdcf..475fbb1 100644
--- a/code/cms/DMSDocumentAddController.php
+++ b/code/cms/DMSDocumentAddController.php
@@ -175,7 +175,7 @@ class DMSDocumentAddController extends LeftAndMain
     public function Backlink()
     {
         $pageID = $this->currentPageID();
-        return singleton('CMSPagesController')->Link().'edit/show/'.$pageID;
+        return Controller::join_links(singleton('CMSPagesController')->Link(), 'edit/show', $pageID);
     }
 
     public function documentautocomplete()