diff --git a/sql/issue_145_shares.sql b/sql/issue_145_shares.sql
index c8367230..17c704c1 100644
--- a/sql/issue_145_shares.sql
+++ b/sql/issue_145_shares.sql
@@ -1,2 +1,3 @@
 ALTER TABLE  `shares` ADD  `difficulty` FLOAT NOT NULL AFTER  `solution` ;
+ALTER TABLE  `shares_archive` ADD  `difficulty` FLOAT NOT NULL AFTER  `time` ;
 ALTER TABLE  `pool_worker` ADD  `difficulty` FLOAT NOT NULL AFTER  `password` ;