diff --git a/magic-admin/server/src/config/key-example.ts b/magic-admin/server/src/config/key-example.ts
index 13e05b5d..bac07a70 100644
--- a/magic-admin/server/src/config/key-example.ts
+++ b/magic-admin/server/src/config/key-example.ts
@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-// crypto加密key，请开发者自行替换
+// crypto加密key，请开发者自行替换。需要 32 位
 export default {
-  key: 'crypto_algorithm_aes-256-cbc',
+  key: 'crypto_algorithm_aes-256-cbc1111',
 };