diff --git a/packages/prisma/migrations/20260126173100_add_form_response_formid_createdat_index/migration.sql b/packages/prisma/migrations/20260126173100_add_form_response_formid_createdat_index/migration.sql
new file mode 100644
index 0000000000..1bc441221b
--- /dev/null
+++ b/packages/prisma/migrations/20260126173100_add_form_response_formid_createdat_index/migration.sql
@@ -0,0 +1,2 @@
+-- CreateIndex
+CREATE INDEX "App_RoutingForms_FormResponse_formId_createdAt_idx" ON "App_RoutingForms_FormResponse"("formId", "createdAt");
diff --git a/packages/prisma/schema.prisma b/packages/prisma/schema.prisma
index ef02c39828..d95ac34132 100644
--- a/packages/prisma/schema.prisma
+++ b/packages/prisma/schema.prisma
@@ -1360,6 +1360,7 @@ model App_RoutingForms_FormResponse {
   @@unique([formFillerId, formId])
   @@index([formFillerId])
   @@index([formId])
+  @@index([formId, createdAt])
   @@index([routedToBookingUid])
 }