diff --git a/app/config/database.php b/app/config/database.php
index fe8fb6ee..d13969e6 100644
--- a/app/config/database.php
+++ b/app/config/database.php
@@ -7,7 +7,7 @@
 class DATABASE_CONFIG {
 
     var $default = array(
-      'driver' => 'mysql',
+      'driver' => 'mysqli',
       'persistent' => false,
       'host' => 'cmc-prod-db',
       'login' => 'cmc',
diff --git a/app/config/database_stg.php b/app/config/database_stg.php
index a3fcd8dc..b17e988a 100644
--- a/app/config/database_stg.php
+++ b/app/config/database_stg.php
@@ -3,7 +3,7 @@
   class DATABASE_CONFIG {
 
     var $default = array(
-      'driver' => 'mysql',
+      'driver' => 'mysqli',
       'persistent' => false,
       'host' => 'cmc-stg-db',
       'login' => 'cmc',