diff --git a/Adapter/Pre_Orlydb_Adapter.php b/Adapter/Pre_Orlydb_Adapter.php
index 9d7ed86..f74cd82 100644
--- a/Adapter/Pre_Orlydb_Adapter.php
+++ b/Adapter/Pre_Orlydb_Adapter.php
@@ -16,9 +16,6 @@
 * along with predb.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-// Require core library
-require_once '../PreDatabase_Library.php';
-
 /**
 * Adapter implementation for http://orlydb.com/
 * @author <a href="http://www.rogiel.com/">Rogiel</a>
diff --git a/Adapter/Pre_ScnSrc_Adapter.php b/Adapter/Pre_ScnSrc_Adapter.php
index 56baf06..a0ad58d 100644
--- a/Adapter/Pre_ScnSrc_Adapter.php
+++ b/Adapter/Pre_ScnSrc_Adapter.php
@@ -16,9 +16,6 @@
 * along with predb.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-// Require core library
-require_once '../PreDatabase_Library.php';
-
 /**
  * Adapter implementation for http://pre.scnsrc.net/
  * @author Rogiel