diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index d3516cd..8013110 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -63,11 +63,9 @@ model Transaction {
   type        TransactionType
   category    String?
   notes       String?
-  dedupeHash  String
   createdAt   DateTime        @default(now())
   updatedAt   DateTime        @updatedAt
 
-  @@unique([dedupeHash])
   @@index([accountId, date])
   @@index([date])
   @@index([budgetId])
diff --git a/src/app/api/upload/route.ts b/src/app/api/upload/route.ts
index 23913ba..50402ab 100644
--- a/src/app/api/upload/route.ts
+++ b/src/app/api/upload/route.ts
@@ -126,9 +126,7 @@ export async function POST(req: Request) {
         type: r.type,
         category: r.category ?? null,
         budgetId: r.budgetId,
-        dedupeHash: r.dedupeHash,
       })),
-      skipDuplicates: true,
     })
 
     const skippedCount = normalized.length - importedCount
diff --git a/src/lib/csv/normalizer.ts b/src/lib/csv/normalizer.ts
index 4ddd5f1..20aeee5 100644
--- a/src/lib/csv/normalizer.ts
+++ b/src/lib/csv/normalizer.ts
@@ -1,4 +1,3 @@
-import { createHash } from 'crypto'
 import type { NormalizerConfig } from './bank-profiles'
 
 export interface NormalizedRow {
@@ -7,7 +6,6 @@ export interface NormalizedRow {
   amountCents: number
   type: 'DEBIT' | 'CREDIT'
   category?: string
-  dedupeHash: string
 }
 
 export function parseCents(raw: string): number {
@@ -51,18 +49,6 @@ function strategyB(
   return { amountCents: Math.abs(parseCents(creditRaw)), type: 'CREDIT' }
 }
 
-function dedupeHash(
-  accountId: string,
-  date: Date,
-  description: string,
-  amountCents: number,
-): string {
-  const dateStr = date.toISOString().split('T')[0]
-  return createHash('sha256')
-    .update(`${accountId}|${dateStr}|${description}|${amountCents}`)
-    .digest('hex')
-}
-
 export function normalizeRows(
   rows: Record<string, string>[],
   accountId: string,
@@ -100,7 +86,6 @@ export function normalizeRows(
         amountCents,
         type,
         category: rawCategory || undefined,
-        dedupeHash: dedupeHash(accountId, date, description, amountCents),
       })
     } catch {
       // skip unparseable rows