diff --git a/.travis.yml b/.travis.yml
index 10566eaa..536278e9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,12 +15,25 @@ php:
   - 5.5
   # aliased to a recent 5.6.x version
   - 5.6
+  # aliased to a recent 7.x version
+  - 7.0
+  # aliased to a recent hhvm version
+  - hhvm
 
 # optionally specify a list of environments, for example to test different RDBMS
 env:
   - DB=mysql
   - DB=pgsql
 
+# optionally set up exclutions and allowed failures in the matrix
+matrix:
+  exclude:
+    - php: hhvm
+      env: DB=pgsql  # PDO driver for pgsql is unsupported by HHVM (3rd party install for support)
+  allow_failures:
+    - php: 7.0
+    - php: hhvm
+
 # execute any number of scripts before the test run, custom env's are available as variables
 before_script:
   - if [[ "$DB" == "pgsql" ]]; then psql -c "DROP DATABASE IF EXISTS hello_world_test;" -U postgres; fi