diff --git a/core/trunk/sql/150.sql b/core/trunk/sql/150.sql
index 70019111fbf4c38134f81f243c889b633b444643..4de6a61029690995d4c62930b6d734089e5519e9 100644
--- a/core/trunk/sql/150.sql
+++ b/core/trunk/sql/150.sql
@@ -249,6 +249,9 @@ ALTER TABLE listmodels ADD COLUMN title varchar(255);
 ALTER TABLE listmodels DROP COLUMN IF EXISTS description;
 ALTER TABLE listmodels ADD COLUMN description varchar(255);
 
+ALTER TABLE listmodels DROP COLUMN IF EXISTS process_comment;
+ALTER TABLE listmodels ADD COLUMN process_comment varchar(255);
+
 DROP TABLE IF EXISTS listinstance_history;
 DROP SEQUENCE IF EXISTS listinstance_history_id_seq;
 CREATE SEQUENCE listinstance_history_id_seq
diff --git a/core/trunk/sql/structure.sql b/core/trunk/sql/structure.sql
index ad47c850347b5fee11228ddbdc04ac0f0e4460d3..3f150855805322f25f7ddba94b9f0075b3f0eaa0 100644
--- a/core/trunk/sql/structure.sql
+++ b/core/trunk/sql/structure.sql
@@ -852,6 +852,7 @@ CREATE TABLE listmodels
   listmodel_type character varying(50) DEFAULT 'DOC'::character varying,
   title character varying(255),
   description character varying(255),
+  process_comment character varying(255),
   visible character varying(1) NOT NULL DEFAULT 'Y'::bpchar
 )
 WITH (OIDS=FALSE);