diff --git a/htdocs/install/mysql/tables/llx_societe.sql b/htdocs/install/mysql/tables/llx_societe.sql
index c8b78d42fae..c27a0fb2910 100644
--- a/htdocs/install/mysql/tables/llx_societe.sql
+++ b/htdocs/install/mysql/tables/llx_societe.sql
@@ -77,7 +77,8 @@ create table llx_societe
   fk_stcomm                integer        DEFAULT 0 NOT NULL,      		-- commercial status
   note_private             text,                                		--
   note_public              text,                                        --
-  model_pdf				   varchar(255),
+  model_pdf				         varchar(255),
+  last_main_doc			       varchar(255),					-- relative filepath+filename of last main generated document
   prefix_comm              varchar(5),                          		-- prefix commercial (deprecated)
   client                   tinyint        DEFAULT 0,            		-- client 0/1/2
   fournisseur              tinyint        DEFAULT 0,            		-- fournisseur 0/1