diff --git a/core/lib/Drupal/Core/Lock/DatabaseLockBackend.php b/core/lib/Drupal/Core/Lock/DatabaseLockBackend.php
index 89d06a5..2024272 100644
--- a/core/lib/Drupal/Core/Lock/DatabaseLockBackend.php
+++ b/core/lib/Drupal/Core/Lock/DatabaseLockBackend.php
@@ -33,7 +33,6 @@ class DatabaseLockBackend extends LockBackendAbstract {
   public function __construct(Connection $database) {
     // __destruct() is causing problems with garbage collections, register a
     // shutdown function instead.
-    parent::__construct();
     drupal_register_shutdown_function(array($this, 'releaseAll'));
     $this->database = $database;
   }
diff --git a/core/lib/Drupal/Core/Lock/LockBackendAbstract.php b/core/lib/Drupal/Core/Lock/LockBackendAbstract.php
index c9b7c70..1b9e194 100644
--- a/core/lib/Drupal/Core/Lock/LockBackendAbstract.php
+++ b/core/lib/Drupal/Core/Lock/LockBackendAbstract.php
@@ -29,19 +29,6 @@
   protected $locks = array();
 
   /**
-   * Constructs a new lock backend.
-   */
-  public function __construct() {
-    // It is vital that an appropriate precision level is set or the process
-    // that holds the lock and tries to re-acquire it will fail.
-
-    // Ensure a precision value of at least 14.
-    if (ini_get('precision') < 14) {
-      throw new \Exception('Precision level less than 14 detected.');
-    }
-  }
-
-  /*
    * Implements Drupal\Core\Lock\LockBackedInterface::wait().
    */
   public function wait($name, $delay = 30) {
diff --git a/core/tests/Drupal/Tests/Core/Lock/LockBackendAbstractTest.php b/core/tests/Drupal/Tests/Core/Lock/LockBackendAbstractTest.php
index 9cca749..23ff1e3 100644
--- a/core/tests/Drupal/Tests/Core/Lock/LockBackendAbstractTest.php
+++ b/core/tests/Drupal/Tests/Core/Lock/LockBackendAbstractTest.php
@@ -27,13 +27,6 @@ protected function setUp() {
   }
 
   /**
-   * Tests the minimum precision.
-   */
-  public function testMinimumPrecision() {
-    $this->assertTrue(ini_get('precision') >= 14);
-  }
-
-  /**
    * Tests the wait() method when lockMayBeAvailable() returns TRUE.
    */
   public function testWaitFalse() {