diff --git a/1723175318_table_activity_add_sign_qrcode3.up.sql b/1723175318_table_activity_add_sign_qrcode3.up.sql
new file mode 100644
index 0000000..6323e08
--- /dev/null
+++ b/1723175318_table_activity_add_sign_qrcode3.up.sql
@@ -0,0 +1 @@
+alter table `ufutx_activity` add column sign_qrcode3 varchar(200) DEFAULT Null comment "签到码-报名用户" after sign_qrcode2
\ No newline at end of file