diff --git a/lib/public/SystemTag/ISystemTagManagerFactory.php b/lib/public/SystemTag/ISystemTagManagerFactory.php
index e6c10568d16..7c80624aaad 100644
--- a/lib/public/SystemTag/ISystemTagManagerFactory.php
+++ b/lib/public/SystemTag/ISystemTagManagerFactory.php
@@ -16,6 +16,7 @@ use OCP\IServerContainer;
  * Factory interface for system tag managers
  *
  * @since 9.0.0
+ * @deprecated 33.0.0 use Dependency Injection instead, or \OCP\Server::get
  */
 interface ISystemTagManagerFactory {
 	/**
@@ -23,6 +24,7 @@ interface ISystemTagManagerFactory {
 	 *
 	 * @param IServerContainer $serverContainer server container
 	 * @since 9.0.0
+	 * @deprecated 33.0.0
 	 */
 	public function __construct(IServerContainer $serverContainer);
 
@@ -31,6 +33,7 @@ interface ISystemTagManagerFactory {
 	 *
 	 * @return ISystemTagManager
 	 * @since 9.0.0
+	 * @deprecated 33.0.0
 	 */
 	public function getManager(): ISystemTagManager;
 
@@ -40,6 +43,7 @@ interface ISystemTagManagerFactory {
 	 *
 	 * @return ISystemTagObjectMapper
 	 * @since 9.0.0
+	 * @deprecated 33.0.0
 	 */
 	public function getObjectMapper(): ISystemTagObjectMapper;
 }