diff --git a/htdocs/install/mysql/data/llx_c_hrm_public_holiday.sql b/htdocs/install/mysql/data/llx_c_hrm_public_holiday.sql
index 80f59680df5..a8e9ac3be80 100644
--- a/htdocs/install/mysql/data/llx_c_hrm_public_holiday.sql
+++ b/htdocs/install/mysql/data/llx_c_hrm_public_holiday.sql
@@ -47,6 +47,16 @@ INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, m
 INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('FR-ASCENSION',   0, 1, 'ascension', 0, 0, 0, 1);
 INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('FR-PENTECOST',   0, 1, 'pentecost', 0, 0, 0, 1);
 
+-- Belgium only (2)
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-VICTORYDAY',  0, 2, '', 0,  5,  8, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-NATIONALDAY', 0, 2, '', 0,  7, 21, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-ASSOMPTION',  0, 2, '', 0,  8, 15, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-TOUSSAINT',   0, 2, '', 0, 11,  1, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-ARMISTICE',   0, 2, '', 0, 11, 11, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-EASTER',      0, 2, 'eastermonday', 0, 0, 0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-ASCENSION',   0, 2, 'ascension', 0, 0, 0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-PENTECOST',   0, 2, 'pentecost', 0, 0, 0, 1);
+
 -- Italy (3)
 INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, year, month, day, active) VALUES('IT-LIBEAZIONE',     0, 3, 0,  4, 25, 1);
 INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, year, month, day, active) VALUES('IT-EPIPHANY',       0, 3, 0,  6,  1, 1);
diff --git a/htdocs/install/mysql/migration/16.0.0-17.0.0.sql b/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
index 9aeae78de02..efeac91172d 100644
--- a/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
+++ b/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
@@ -86,3 +86,12 @@ ALTER TABLE llx_ticket ADD COLUMN ip varchar(250);
 ALTER TABLE llx_ticket ADD email_date datetime after email_msgid;
 
 ALTER TABLE llx_cronjob ADD COLUMN pid integer;
+
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-VICTORYDAY',  0, 2, '', 0,  5,  8, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-NATIONALDAY', 0, 2, '', 0,  7, 21, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-ASSOMPTION',  0, 2, '', 0,  8, 15, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-TOUSSAINT',   0, 2, '', 0, 11,  1, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-ARMISTICE',   0, 2, '', 0, 11, 11, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-EASTER',      0, 2, 'eastermonday', 0, 0, 0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-ASCENSION',   0, 2, 'ascension', 0, 0, 0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('BE-PENTECOST',   0, 2, 'pentecost', 0, 0, 0, 1);