diff --git a/upload/system/library/cache/redis.php b/upload/system/library/cache/redis.php
index fd1ec7d6d..8d42f6289 100644
--- a/upload/system/library/cache/redis.php
+++ b/upload/system/library/cache/redis.php
@@ -24,7 +24,7 @@ public function __construct(int $expire = 3600) {
 	 *
 	 * @return mixed
 	 */
-	public function get(string $key): array|string|null {
+	public function get(string $key) {
 		$data = $this->cache->get(CACHE_PREFIX . $key);
 
 		return json_decode($data, true);