diff --git a/.travis.yml b/.travis.yml
index 7da17b9..e990562 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,12 @@ rvm:
   - 2.0.0
 
 env:
-  - RAILS=3-2-stable
-  - RAILS=3-1-stable
-  - RAILS=3-0-stable
+  - RAILS=3-2-stable DB=sqlite
+  - RAILS=3-2-stable DB=mysql
+  - RAILS=3-2-stable DB=postgres
+  - RAILS=3-1-stable DB=sqlite
+  - RAILS=3-1-stable DB=mysql
+  - RAILS=3-1-stable DB=postgres
+  - RAILS=3-0-stable DB=sqlite
+  - RAILS=3-0-stable DB=mysql
+  - RAILS=3-0-stable DB=postgres