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 c0b91d5191f..f310d6c6c39 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
@@ -406,4 +406,15 @@ ALTER TABLE llx_projet ADD COLUMN extraparams varchar(255);
 
 DELETE FROM llx_const WHERE name = 'TICKET_CREATE_THIRD_PARTY_WITH_CONTACT_IF_NOT_EXIST';
 
-
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΠΡΩΤΟΧΡΟΝΙΑ', 0, 102, '', 0,  1,  1, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΘΕΟΦΑΝΕΙΑ', 0, 102, '', 0,  1,  6, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-25Η ΜΑΡΤΙΟΥ', 0, 102, '', 0,  3,  25, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΠΡΩΤΟΜΑΓΙΑ', 0, 102, '', 0,  5,  1, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΚΑΘΑΡΑ ΔΕΥΤΕΡΑ', 0, 102, 'ΚΑΘΑΡΑ_ΔΕΥΤΕΡΑ', 0,  0,  0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΜΕΓΑΛΗ ΠΑΡΑΣΚΕΥΗ', 0, 102, 'ΜΕΓΑΛΗ_ΠΑΡΑΣΚΕΥΗ', 0,  0,  0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΔΕΥΤΕΡΑ ΤΟΥ ΠΑΣΧΑ', 0, 102, 'ΔΕΥΤΕΡΑ_ΤΟΥ_ΠΑΣΧΑ', 0,  0,  0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΤΟΥ ΑΓΙΟΥ ΠΝΕΥΜΑΤΟΣ', 0, 102, 'ΤΟΥ_ΑΓΙΟΥ_ΠΝΕΥΜΑΤΟΣ', 0,  0,  0, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΚΟΙΜΗΣΗ ΤΗΣ ΘΕΟΤΟΚΟΥ', 0, 102, '', 0,  8,  15, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-28Η ΟΚΤΩΒΡΙΟΥ', 0, 102, '', 0,  10, 28, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΧΡΙΣΤΟΥΓΕΝΝΑ', 0, 102, '', 0,  12, 25, 1);
+INSERT INTO llx_c_hrm_public_holiday (code, entity, fk_country, dayrule, year, month, day, active) VALUES('GR-ΣΥΝΑΞΗ ΘΕΟΤΟΚΟΥ', 0, 102, '', 0, 12, 26, 1);