diff --git a/.travis.yml b/.travis.yml
index 425eb273..15241ee3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,10 @@ python:
 install:
     - pip install -r requirements.txt
     - pip install coveralls
+env:
+  - DB=sqlite
+  - DB=mysql
+  - DB=postgres
 addons:
   postgresql: "9.4"
 script:
diff --git a/hc/settings.py b/hc/settings.py
index d24740e3..d22a5a67 100644
--- a/hc/settings.py
+++ b/hc/settings.py
@@ -78,6 +78,24 @@ DATABASES = {
     }
 }
 
+if os.environ.get("DB") == "mysql":
+    DATABASES = {
+        'default': {
+            'ENGINE': 'django.db.backends.mysql',
+            'USER':     'root',
+            'NAME':     'hc',
+            'TEST': {'CHARSET': 'UTF8'}
+        }
+    }
+
+if os.environ.get("DB") == "sqlite":
+    DATABASES = {
+        'default': {
+            'ENGINE': 'django.db.backends.sqlite3',
+            'NAME':   './hc.sqlite',
+        }
+    }
+
 LANGUAGE_CODE = 'en-us'
 
 TIME_ZONE = 'UTC'