diff --git a/htdocs/install/mysql/data/llx_c_availability.sql b/htdocs/install/mysql/data/llx_c_availability.sql
index 2e06d1de8b3..7291c399da0 100644
--- a/htdocs/install/mysql/data/llx_c_availability.sql
+++ b/htdocs/install/mysql/data/llx_c_availability.sql
@@ -27,6 +27,8 @@
 
 delete from llx_c_availability;
 INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (1, 'AV_NOW', 'Immediate', 1, 10);
-INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (2, 'AV_1W',  '1 week', 1, 20);
-INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (3, 'AV_2W',  '2 weeks', 1, 30);
-INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (4, 'AV_3W',  '3 weeks', 1, 40);
+INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (2, 'AV_1W',  '1 week',    1, 20);
+INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (3, 'AV_2W',  '2 weeks',   1, 30);
+INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (4, 'AV_3W',  '3 weeks',   1, 40);
+INSERT INTO llx_c_availability (rowid,code,label,active,position) VALUES (5, 'AV_4W',  '4 weeks',   1, 50);
+