diff --git a/Driver/Mysql.php b/Driver/Mysql.php
index 7a9f11ee..c821a492 100644
--- a/Driver/Mysql.php
+++ b/Driver/Mysql.php
@@ -122,7 +122,7 @@ public function connect()
      */
     public function enabled()
     {
-        return in_array('mysql', PDO::getAvailableDrivers());
+        return in_array('mysql', PDO::getAvailableDrivers(), true);
     }
 
     /**
diff --git a/Driver/Postgres.php b/Driver/Postgres.php
index 2a2fae8f..393672ab 100644
--- a/Driver/Postgres.php
+++ b/Driver/Postgres.php
@@ -95,7 +95,7 @@ public function connect()
      */
     public function enabled()
     {
-        return in_array('pgsql', PDO::getAvailableDrivers());
+        return in_array('pgsql', PDO::getAvailableDrivers(), true);
     }
 
     /**
diff --git a/Driver/Sqlite.php b/Driver/Sqlite.php
index 9b518e68..e5307875 100644
--- a/Driver/Sqlite.php
+++ b/Driver/Sqlite.php
@@ -91,7 +91,7 @@ public function connect()
      */
     public function enabled()
     {
-        return in_array('sqlite', PDO::getAvailableDrivers());
+        return in_array('sqlite', PDO::getAvailableDrivers(), true);
     }
 
     /**
diff --git a/Driver/Sqlserver.php b/Driver/Sqlserver.php
index 74d72fc5..cb04ef7a 100644
--- a/Driver/Sqlserver.php
+++ b/Driver/Sqlserver.php
@@ -132,7 +132,7 @@ public function connect()
      */
     public function enabled()
     {
-        return in_array('sqlsrv', PDO::getAvailableDrivers());
+        return in_array('sqlsrv', PDO::getAvailableDrivers(), true);
     }
 
     /**