diff --git a/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php b/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php
index 7ebfb4ecbdb..cc93a9b7e42 100644
--- a/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php
+++ b/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php
@@ -45,7 +45,7 @@ public function connect(array $params, $username = null, $password = null, array
                 $driverOptions
             );
 
-            if (PHP_VERSION_ID >= 50600
+            if (defined('PDO::PGSQL_ATTR_DISABLE_PREPARES')
                 && (! isset($driverOptions[PDO::PGSQL_ATTR_DISABLE_PREPARES])
                     || true === $driverOptions[PDO::PGSQL_ATTR_DISABLE_PREPARES]
                 )
diff --git a/tests/Doctrine/Tests/DBAL/Driver/PDOPgSql/DriverTest.php b/tests/Doctrine/Tests/DBAL/Driver/PDOPgSql/DriverTest.php
index 36d221765a7..495f690482b 100644
--- a/tests/Doctrine/Tests/DBAL/Driver/PDOPgSql/DriverTest.php
+++ b/tests/Doctrine/Tests/DBAL/Driver/PDOPgSql/DriverTest.php
@@ -107,7 +107,7 @@ protected function createDriver()
      */
     private function skipWhenNotUsingPhp56AndPdoPgsql()
     {
-        if (PHP_VERSION_ID < 50600) {
+        if (! defined('PDO::PGSQL_ATTR_DISABLE_PREPARES')) {
             $this->markTestSkipped('Test requires PHP 5.6+');
         }