diff --git a/core/lib/Drupal/Core/Site/Settings.php b/core/lib/Drupal/Core/Site/Settings.php
index 21298b41298f4196f8b065793d361acbeedc1ba6..3b3706385101536269118725b1d3d062d428a973 100644
--- a/core/lib/Drupal/Core/Site/Settings.php
+++ b/core/lib/Drupal/Core/Site/Settings.php
@@ -170,9 +170,9 @@ public static function getHashSalt() {
    */
   public static function getApcuPrefix($identifier, $root, $site_path = '') {
     if (static::get('apcu_ensure_unique_prefix', TRUE)) {
-      return 'drupal.' . $identifier . '.' . hash_hmac('sha256', $identifier, static::get('hash_salt') . '.' . $root . '/' . $site_path);
+      return 'drupal.' . $identifier . '.' . \Drupal::VERSION . '.' . static::get('deployment_identifier') . '.' . hash_hmac('sha256', $identifier, static::get('hash_salt') . '.' . $root . '/' . $site_path);
     }
-    return 'drupal.' . $identifier . '.' . Crypt::hashBase64($root . '/' . $site_path);
+    return 'drupal.' . $identifier . '.' . \Drupal::VERSION . '.' . static::get('deployment_identifier') . '.' . Crypt::hashBase64($root . '/' . $site_path);
   }
 
 }