diff --git a/core/core.services.yml b/core/core.services.yml
index 32b0bd5..3208606 100644
--- a/core/core.services.yml
+++ b/core/core.services.yml
@@ -207,31 +207,31 @@ services:
     tags:
       - { name: cache.bin }
     factory: cache_factory:get
-    arguments: [default, ['minimum_permanent_ttl', 86400]]
+    arguments: [default, ['override_permanent_ttl', 86400]]
   cache.entity:
     class: Drupal\Core\Cache\CacheBackendInterface
     tags:
       - { name: cache.bin }
     factory: cache_factory:get
-    arguments: [entity, ['minimum_permanent_ttl', 86400]]
+    arguments: [entity, ['override_permanent_ttl', 86400]]
   cache.menu:
     class: Drupal\Core\Cache\CacheBackendInterface
     tags:
       - { name: cache.bin }
     factory: cache_factory:get
-    arguments: [menu, ['minimum_permanent_ttl', 86400]]
+    arguments: [menu, ['override_permanent_ttl', 86400]]
   cache.render:
     class: Drupal\Core\Cache\CacheBackendInterface
     tags:
       - { name: cache.bin }
     factory: cache_factory:get
-    arguments: [render, ['minimum_permanent_ttl', 86400]]
+    arguments: [render, ['override_permanent_ttl', 86400]]
   cache.data:
     class: Drupal\Core\Cache\CacheBackendInterface
     tags:
       - { name: cache.bin }
     factory: cache_factory:get
-    arguments: [data, ['minimum_permanent_ttl', 86400]]
+    arguments: [data, ['override_permanent_ttl', 86400]]
   cache.discovery:
     class: Drupal\Core\Cache\CacheBackendInterface
     tags:
diff --git a/core/lib/Drupal/Core/Cache/ConfigurablePermanentTtlInterface.php b/core/lib/Drupal/Core/Cache/ConfigurablePermanentTtlInterface.php
index 4dbc8a4..ed33603 100644
--- a/core/lib/Drupal/Core/Cache/ConfigurablePermanentTtlInterface.php
+++ b/core/lib/Drupal/Core/Cache/ConfigurablePermanentTtlInterface.php
@@ -2,7 +2,7 @@
 namespace Drupal\Core\Cache;
 
 /**
- * Defines an interface for setting a configurable minimum permanent TTL.
+ * Defines an interface for setting a configurable permanent TTL.
  *
  * This allows cache backends with restrictions on storage space to set a
  * shorter TTL for 'permanent' cache items, so that they get expired by garbage
@@ -10,7 +10,7 @@
  * to allow 'jitter' to be applied so that items set immediately after a cache
  * clear do not all expire at the same time. Cache backends should assign jitter
  * higher rather than lower to avoid the risk of cache stampedes, since the
- * minimum ttl could potentially be set very low for some use cases.
+ * configured ttl could potentially be set very low for some use cases.
  *
  * @ingroup cache
  */
@@ -21,6 +21,6 @@
    *
    * @param int $ttl
    */
-  function setMinimumPermanentTtl($ttl);
+  function setOverridePermanentTtl($ttl);
 
 }
diff --git a/core/lib/Drupal/Core/Cache/DatabaseBackend.php b/core/lib/Drupal/Core/Cache/DatabaseBackend.php
index 7582869..9b50cc5 100644
--- a/core/lib/Drupal/Core/Cache/DatabaseBackend.php
+++ b/core/lib/Drupal/Core/Cache/DatabaseBackend.php
@@ -22,7 +22,7 @@
 class DatabaseBackend implements CacheBackendInterface, ConfigurablePermanentTtlInterface {
 
   /**
-   * The 'jitter' multiplier, applied to the minimum TTL to avoid stampedes.
+   * The 'jitter' multiplier, applied to the permanent TTL to avoid stampedes.
    *
    * @var float
    */
@@ -49,9 +49,9 @@ class DatabaseBackend implements CacheBackendInterface, ConfigurablePermanentTtl
   protected $checksumProvider;
 
   /**
-   * The minimum permanent TTL.
+   * The overridden permanent TTL.
    */
-  protected $minimumPermanentTtl = CacheBackendInterface::CACHE_PERMANENT;
+  protected $overridePermanentTtl = CacheBackendInterface::CACHE_PERMANENT;
 
   /**
    * Constructs a DatabaseBackend object.
@@ -207,7 +207,7 @@ protected function doSetMultiple(array $items) {
 
     foreach ($items as $cid => $item) {
       if (!isset($item['expire']) || $item['expire'] === CacheBackendInterface::CACHE_PERMANENT)  {
-        if ($this->minimumPermanentTtl === CacheBackendInterface::CACHE_PERMANENT) {
+        if ($this->overridePermanentTtl === CacheBackendInterface::CACHE_PERMANENT) {
           $item['expire'] = CacheBackendInterface::CACHE_PERMANENT;
         }
         else {
@@ -261,10 +261,10 @@ protected function doSetMultiple(array $items) {
   /**
    * Calculate permanent expiry.
    *
-   * @return an expires timestamp based on the minimum TTL with added 'jitter'.
+   * @return an expires timestamp based on the override TTL with added 'jitter'.
    */
   protected function calculatePermanentExpire() {
-    $minimum = $this->minimumPermanentTtl;
+    $minimum = $this->overridePermanentTtl;
     return rand($minimum, $minimum * self::JITTER_MULTIPLIER) + REQUEST_TIME;
   }
 
@@ -387,8 +387,8 @@ public function removeBin() {
   /**
    * {@inheritdoc}
    */
-  public function setMinimumPermanentTtl($ttl) {
-    $this->minimumPermanentTtl = $ttl;
+  public function setOverridePermanentTtl($ttl) {
+    $this->overridePermanentTtl = $ttl;
   }
 
   /**
diff --git a/core/lib/Drupal/Core/Cache/DatabaseBackendFactory.php b/core/lib/Drupal/Core/Cache/DatabaseBackendFactory.php
index 325bd49..05459b2 100644
--- a/core/lib/Drupal/Core/Cache/DatabaseBackendFactory.php
+++ b/core/lib/Drupal/Core/Cache/DatabaseBackendFactory.php
@@ -43,8 +43,8 @@ function __construct(Connection $connection, CacheTagsChecksumInterface $checksu
    */
   function get($bin, array $options = []) {
     $class =  new DatabaseBackend($this->connection, $this->checksumProvider, $bin);
-    if (isset($options['minimum_permanent_ttl'])) {
-      $class->setMinimumPermanentTtl($options['minimum_permanent_ttl']);
+    if (isset($options['override_permanent_ttl'])) {
+      $class->setOverridePermanentTtl($options['override_permanent_ttl']);
     }
     return $class;
   }
diff --git a/core/modules/system/src/Tests/Cache/DatabaseBackendUnitTest.php b/core/modules/system/src/Tests/Cache/DatabaseBackendUnitTest.php
index e3aff07..63a6f8f 100644
--- a/core/modules/system/src/Tests/Cache/DatabaseBackendUnitTest.php
+++ b/core/modules/system/src/Tests/Cache/DatabaseBackendUnitTest.php
@@ -55,11 +55,11 @@ public function testSetGet() {
   }
 
   /**
-   * Test minimumPermanentTtl.
+   * Test overridePermanentTtl.
    */
-  function testMinimumPermanentTtl() {
+  function testOverridePermanentTtl() {
     $backend = $this->getCacheBackend();
-    $backend->setMinimumPermanentTtl(2);
+    $backend->setOverridePermanentTtl(2);
     $cid = 'test';
     $value = 'test';
     $backend->set($cid, $value);