diff --git a/Classes/RedisBackend.php b/Classes/RedisBackend.php
index e1e6de8..5cb546d 100644
--- a/Classes/RedisBackend.php
+++ b/Classes/RedisBackend.php
@@ -267,6 +267,19 @@ public function flushByTag(string $tag): int
         return $this->client->eval($script, 2, $this->buildKey('tag:' . $tag), $this->buildKey('entries'), $this->buildKey(''));
     }
 
+    /**
+     * Unoptimized implementation for flushing multiple tags
+     *
+     * @param array $tags
+     * @return int
+     */
+    public function flushByTags(array $tags): int
+    {
+        foreach ($tags as $tag) {
+            $this->flushByTag($tag);
+        }
+    }
+
     /**
      * Finds and returns all cache entry identifiers which are tagged by the
      * specified tag.