diff --git a/core/modules/views/lib/Drupal/views/Plugin/views/cache/CachePluginBase.php b/core/modules/views/lib/Drupal/views/Plugin/views/cache/CachePluginBase.php
index 10e9b4aa2143078ef17523dab64960576c7651e4..3f870efb74b13c15657c362a82b8bbc33d05f00c 100644
--- a/core/modules/views/lib/Drupal/views/Plugin/views/cache/CachePluginBase.php
+++ b/core/modules/views/lib/Drupal/views/Plugin/views/cache/CachePluginBase.php
@@ -104,7 +104,7 @@ function cache_expire($type) { }
     * @param $type
     *   The cache type, either 'query', 'result' or 'output'.
     */
-  function cache_set_expire($type) {
+  public function cacheSetExpire($type) {
     return CacheBackendInterface::CACHE_PERMANENT;
   }