diff --git a/.travis.yml b/.travis.yml
index da48dfc..a6d1e73 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,9 +17,9 @@ env:
 
 matrix:
   include:
-    - php: 5.5
+    - php: 5.6
       env: DB=pgsql MOODLE_BRANCH=MOODLE_30_STABLE
-    - php: 5.5
+    - php: 5.6
       env: DB=mysqli MOODLE_BRANCH=MOODLE_30_STABLE
 
 before_install: