1 files changed, 2 insertions, 1 deletions
diff --git a/src/client/util/Import & Export/DirectoryImportBox.tsx b/src/client/util/Import & Export/DirectoryImportBox.tsx
index 9eee75253..39e9251a5 100644
--- a/src/client/util/Import & Export/DirectoryImportBox.tsx
+++ b/src/client/util/Import & Export/DirectoryImportBox.tsx
@@ -2,6 +2,7 @@ import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import { BatchedArray } from "array-batcher";
 import { action, computed, IReactionDisposer, observable, reaction, runInAction } from "mobx";
 import { observer } from "mobx-react";
+import { extname } from "path";
 import Measure, { ContentRect } from "react-measure";
 import { Doc, DocListCast, DocListCastAsync, Opt } from "../../../fields/Doc";
 import { Id } from "../../../fields/FieldSymbols";
@@ -84,7 +85,7 @@ export class DirectoryImportBox extends React.Component<FieldViewProps> {
         for (let i = 0; i < files.length; i++) {
             const file = files.item(i);
             if (file && !unsupported.includes(file.type)) {
-                const ext = file.name.replace(/.*\./, "").toLowerCase(); // path.extname(file.name).toLowerCase();
+                const ext = extname(file.name).toLowerCase();
                 if (AcceptableMedia.imageFormats.includes(ext)) {
                     validated.push(file);
                 }