diff --git a/packages/medusa/src/api/routes/admin/products/create-product.ts b/packages/medusa/src/api/routes/admin/products/create-product.ts
index 46a0da7eef..1d6d6abb90 100644
--- a/packages/medusa/src/api/routes/admin/products/create-product.ts
+++ b/packages/medusa/src/api/routes/admin/products/create-product.ts
@@ -450,7 +450,7 @@ export class AdminPostProductsReq {
   @Type(() => ProductTagReq)
   @ValidateNested({ each: true })
   @IsArray()
-  tags?: ProductTagReq
+  tags?: ProductTagReq[]
 
   @IsOptional()
   @Type(() => ProductOptionReq)