diff --git a/api/@ohos.multimedia.drm.d.ts b/api/@ohos.multimedia.drm.d.ts
index 4ccc9cfad4..e58565cb8d 100644
--- a/api/@ohos.multimedia.drm.d.ts
+++ b/api/@ohos.multimedia.drm.d.ts
@@ -29,7 +29,7 @@
  * @namespace drm
  * @syscap SystemCapability.Multimedia.Drm.Core
  * @atomicservice
- * @since 14
+ * @since 12
  */
 declare namespace drm {
 /**