diff --git a/packages/payload/src/folders/utils/formatFolderOrDocumentItem.ts b/packages/payload/src/folders/utils/formatFolderOrDocumentItem.ts
index 4f13d1708..b4aea95e8 100644
--- a/packages/payload/src/folders/utils/formatFolderOrDocumentItem.ts
+++ b/packages/payload/src/folders/utils/formatFolderOrDocumentItem.ts
@@ -30,15 +30,17 @@ export function formatFolderOrDocumentItem({
   if (isUpload) {
     itemValue.filename = value.filename
     itemValue.mimeType = value.mimeType
-    itemValue.url = isImage(value.mimeType)
-      ? getBestFitFromSizes({
-          sizes: value.sizes,
-          targetSizeMax: 520,
-          targetSizeMin: 300,
-          url: value.url,
-          width: value.width,
-        })
-      : undefined
+    itemValue.url =
+      value.thumbnailURL ||
+      (isImage(value.mimeType)
+        ? getBestFitFromSizes({
+            sizes: value.sizes,
+            targetSizeMax: 520,
+            targetSizeMin: 300,
+            url: value.url,
+            width: value.width,
+          })
+        : undefined)
   }
 
   return {
diff --git a/test/folders/collections/Media/index.ts b/test/folders/collections/Media/index.ts
index 83a0b7806..b6306375e 100644
--- a/test/folders/collections/Media/index.ts
+++ b/test/folders/collections/Media/index.ts
@@ -2,7 +2,19 @@ import type { CollectionConfig } from 'payload'
 
 export const Media: CollectionConfig = {
   slug: 'media',
-  upload: true,
+  upload: {
+    adminThumbnail: ({ doc }) => {
+      if (doc.testAdminThumbnail && typeof doc.testAdminThumbnail === 'string') {
+        return doc.testAdminThumbnail
+      }
+      return null
+    },
+  },
   folders: true,
-  fields: [],
+  fields: [
+    {
+      name: 'testAdminThumbnail',
+      type: 'text',
+    },
+  ],
 }