diff --git a/apps/backend/src/app/db/schema.ts b/apps/backend/src/app/db/schema.ts
index d63f024..a94c22c 100644
--- a/apps/backend/src/app/db/schema.ts
+++ b/apps/backend/src/app/db/schema.ts
@@ -83,9 +83,9 @@ export const FilesTable = pgTable("files", {
 		.notNull()
 		.references(() => FilesTypesTable.id),
 
-	isRestricted: p.boolean("is_restricted").default(false).notNull(),
+	isRestricted: p.boolean("is_restricted").notNull(),
 
-	isDocumentation: p.boolean("is_documentation").default(false).notNull(),
+	isDocumentation: p.boolean("is_documentation").notNull(),
 
 	uploadedAt: p
 		.timestamp("uploaded_at", {
@@ -151,6 +151,19 @@ export const MachinesTable = pgTable("machines", {
 	//supported files format
 });
 
+//TODO Many to Many table betwen File en Machine
+export const FilesForMachinesTable = pgTable("files_for_machines", {
+	fileId: p
+		.uuid("file_id")
+		.notNull()
+		.references(() => FilesTable.uuid),
+
+	machineId: p
+		.uuid("machine_id")
+		.notNull()
+		.references(() => MachinesTable.id),
+});
+
 export const FilesTypeForMachine = pgTable("f_type_for_machines", {
 	machineId: p
 		.uuid("machine_id")