diff --git a/packages/netlify-cms-core/src/actions/entries.ts b/packages/netlify-cms-core/src/actions/entries.ts
index 8df7afcd..8ba5fb0b 100644
--- a/packages/netlify-cms-core/src/actions/entries.ts
+++ b/packages/netlify-cms-core/src/actions/entries.ts
@@ -211,7 +211,10 @@ export function createDraftFromEntry(entry: EntryValue) {
 export function draftDuplicateEntry(entry: EntryMap) {
   return {
     type: DRAFT_CREATE_DUPLICATE_FROM_ENTRY,
-    payload: createEntry(entry.get('collection'), '', '', { data: entry.get('data') }),
+    payload: createEntry(entry.get('collection'), '', '', {
+      data: entry.get('data'),
+      mediaFiles: entry.get('mediaFiles').toJS(),
+    }),
   };
 }