diff --git a/src/main/resources/db/changelog/changes/20250513_01_cyril/04_create_bom.sql b/src/main/resources/db/changelog/changes/20250513_01_cyril/04_create_bom.sql
index 932049e..ab5deef 100644
--- a/src/main/resources/db/changelog/changes/20250513_01_cyril/04_create_bom.sql
+++ b/src/main/resources/db/changelog/changes/20250513_01_cyril/04_create_bom.sql
@@ -17,7 +17,8 @@ CREATE TABLE `bom`
     `uomId`             INT NULL,
     `m18Id`             INT NULL,
     `m18LastModifyDate` DATETIME NULL,
-    CONSTRAINT pk_bom PRIMARY KEY (id)
+    CONSTRAINT pk_bom PRIMARY KEY (id),
+    CONSTRAINT `FK_BOM_ON_UOMID` FOREIGN KEY (`uomId`) REFERENCES `uom_conversion` (`id`)
 );
 
 CREATE TABLE `bom_process`