diff --git a/packages/bruno-app/src/utils/collections/index.js b/packages/bruno-app/src/utils/collections/index.js
index 26a120991..f59d9e2d5 100644
--- a/packages/bruno-app/src/utils/collections/index.js
+++ b/packages/bruno-app/src/utils/collections/index.js
@@ -417,7 +417,10 @@ export const transformRequestToSaveToFilesystem = (item) => {
   });
 
   if (itemToSave.request.body.mode === 'json') {
-    itemToSave.request.body.json = replaceTabsWithSpaces(itemToSave.request.body.json);
+    itemToSave.request.body = {
+      ...itemToSave.request.body,
+      json: replaceTabsWithSpaces(itemToSave.request.body.json)
+    };
   }
 
   return itemToSave;