diff --git a/prisma/migrations/20260219113949_add_index_client_report_check/migration.sql b/prisma/migrations/20260219113949_add_index_client_report_check/migration.sql
new file mode 100644
index 00000000..5cdf4031
--- /dev/null
+++ b/prisma/migrations/20260219113949_add_index_client_report_check/migration.sql
@@ -0,0 +1,2 @@
+-- CreateIndex
+CREATE INDEX "client_report_check_result_client_report_id_create_date_idx" ON "client_report_check_result"("client_report_id", "create_date");
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index f0570814..c1fc14e2 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -344,6 +344,7 @@ model client_report_check_result {
   metadata         Json?
 
   @@unique([check, client_report_id])
+  @@index([client_report_id, create_date])
 }
 
 model allocator_report {