diff --git a/core/lib/Drupal/Core/Cache/APCBackend.php b/core/lib/Drupal/Core/Cache/APCBackend.php
index baf8505..29e108e 100644
--- a/core/lib/Drupal/Core/Cache/APCBackend.php
+++ b/core/lib/Drupal/Core/Cache/APCBackend.php
@@ -254,6 +254,16 @@ public function invalidateAll() {
   /**
    * {@inheritdoc}
    */
+  public function deleteTags(array $tags) {
+    foreach ($this->flattenTags($tags) as $tag) {
+      apc_delete($this->tagsPrefix . $tag);
+      unset(self::$tagCache[$tag]);
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function invalidateTags(array $tags) {
     foreach ($this->flattenTags($tags) as $tag) {
       unset(self::$tagCache[$tag]);