diff --git a/prisma/migrations/20240925094151_change_constraits/migration.sql b/prisma/migrations/20240925094151_change_constraits/migration.sql
new file mode 100644
index 0000000..8c530e1
--- /dev/null
+++ b/prisma/migrations/20240925094151_change_constraits/migration.sql
@@ -0,0 +1,29 @@
+-- DropForeignKey
+ALTER TABLE "CustomerBranchCitizen" DROP CONSTRAINT "CustomerBranchCitizen_customerBranchId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "CustomerBranchCommercialRegis" DROP CONSTRAINT "CustomerBranchCommercialRegis_customerBranchId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "CustomerBranchHouseRegis" DROP CONSTRAINT "CustomerBranchHouseRegis_customerBranchId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "CustomerBranchPoa" DROP CONSTRAINT "CustomerBranchPoa_customerBranchId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "CustomerBranchVatRegis" DROP CONSTRAINT "CustomerBranchVatRegis_customerBranchId_fkey";
+
+-- AddForeignKey
+ALTER TABLE "CustomerBranchCitizen" ADD CONSTRAINT "CustomerBranchCitizen_customerBranchId_fkey" FOREIGN KEY ("customerBranchId") REFERENCES "CustomerBranch"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "CustomerBranchPoa" ADD CONSTRAINT "CustomerBranchPoa_customerBranchId_fkey" FOREIGN KEY ("customerBranchId") REFERENCES "CustomerBranch"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "CustomerBranchHouseRegis" ADD CONSTRAINT "CustomerBranchHouseRegis_customerBranchId_fkey" FOREIGN KEY ("customerBranchId") REFERENCES "CustomerBranch"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "CustomerBranchCommercialRegis" ADD CONSTRAINT "CustomerBranchCommercialRegis_customerBranchId_fkey" FOREIGN KEY ("customerBranchId") REFERENCES "CustomerBranch"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "CustomerBranchVatRegis" ADD CONSTRAINT "CustomerBranchVatRegis_customerBranchId_fkey" FOREIGN KEY ("customerBranchId") REFERENCES "CustomerBranch"("id") ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 65174f4..aef7e6a 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -572,7 +572,7 @@ model CustomerBranchCitizen {
   updatedAt     DateTime     @updatedAt
 
   customerBranchId String
-  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id])
+  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id], onDelete: Cascade)
 }
 
 model CustomerBranchPoa {
@@ -581,7 +581,7 @@ model CustomerBranchPoa {
   updatedAt DateTime @updatedAt
 
   customerBranchId String
-  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id])
+  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id], onDelete: Cascade)
 }
 
 model CustomerBranchHouseRegis {
@@ -634,7 +634,7 @@ model CustomerBranchHouseRegis {
   updatedAt         DateTime @updatedAt
 
   customerBranchId String
-  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id])
+  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id], onDelete: Cascade)
 }
 
 enum CommercialType {
@@ -656,7 +656,7 @@ model CustomerBranchCommercialRegis {
   updatedAt        DateTime       @updatedAt
 
   customerBranchId String
-  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id])
+  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id], onDelete: Cascade)
 }
 
 model CustomerBranchVatRegis {
@@ -665,7 +665,7 @@ model CustomerBranchVatRegis {
   updatedAt DateTime @updatedAt
 
   customerBranchId String
-  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id])
+  customerBranch   CustomerBranch @relation(fields: [customerBranchId], references: [id], onDelete: Cascade)
 }
 
 model Employee {