diff --git a/backend-node/src/services/reportService.ts b/backend-node/src/services/reportService.ts
index 887985bf..f4991863 100644
--- a/backend-node/src/services/reportService.ts
+++ b/backend-node/src/services/reportService.ts
@@ -477,6 +477,12 @@ export class ReportService {
           ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11)
         `;
 
+        // components가 이미 문자열이면 그대로, 객체면 JSON.stringify
+        const componentsData =
+          typeof originalLayout.components === "string"
+            ? originalLayout.components
+            : JSON.stringify(originalLayout.components);
+
         await client.query(copyLayoutQuery, [
           newLayoutId,
           newReportId,
@@ -487,7 +493,7 @@ export class ReportService {
           originalLayout.margin_bottom,
           originalLayout.margin_left,
           originalLayout.margin_right,
-          JSON.stringify(originalLayout.components),
+          componentsData,
           userId,
         ]);
       }