--- biblio.install	2009-11-20 22:28:53.000000000 +0100
+++ biblio.install	2010-01-03 20:20:50.000000000 +0100
@@ -1575,8 +1575,8 @@
     $result[] = update_sql("UPDATE {biblio} b
                           INNER JOIN {biblio_contributor} bc on b.vid = bc.vid
                           LEFT JOIN  {biblio_contributor_type} bct on b.biblio_type = bct.biblio_type and bct.auth_type = bc.auth_type
-                          SET bc.auth_category=bct.auth_catagory");
-    $result[] = update_sql("ALTER TABLE {biblio_contributor_type} CHANGE COLUMN auth_catagory auth_category INTEGER UNSIGNED NOT NULL DEFAULT 0,
+                          SET bc.auth_category=bct.auth_category");
+    $result[] = update_sql("ALTER TABLE {biblio_contributor_type} CHANGE COLUMN auth_category auth_category INTEGER UNSIGNED NOT NULL DEFAULT 0,
                           DROP PRIMARY KEY,
                           ADD PRIMARY KEY USING BTREE(auth_category, biblio_type, auth_type)");
   }