diff --git a/.circleci/config.yml b/.circleci/config.yml
index d1245fa..7104075 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -8,7 +8,7 @@ jobs:
     docker:
       - image: itwte/ss-ci:0.0.1
         environment:
-          - SS_DATABASE_CLASS=MySQLPDODatabase
+          - SS_DATABASE_CLASS=MySQLDatabase
           - SS_DATABASE_SERVER=127.0.0.1
           - SS_DATABASE_USERNAME=root
           - SS_DATABASE_PASSWORD=ubuntu