diff --git a/lib/community/release_dynamic.dart b/lib/community/release_dynamic.dart
index 7e649ea8..cacbb575 100644
--- a/lib/community/release_dynamic.dart
+++ b/lib/community/release_dynamic.dart
@@ -186,7 +186,7 @@ class _ReleaseDynamic extends State<ReleaseDynamic> {
             } else {
               thumbnail = await Thumbnails.getThumbnail(
                 videoFile: file.path,
-                imageType: ThumbFormat.WEBP,
+                imageType: ThumbFormat.JPEG,
                 quality: 10,
               );
             }
diff --git a/lib/retrofit/retrofit_api.g.dart b/lib/retrofit/retrofit_api.g.dart
index 9dee0b09..70952c93 100644
--- a/lib/retrofit/retrofit_api.g.dart
+++ b/lib/retrofit/retrofit_api.g.dart
@@ -23,11 +23,14 @@ class _ApiService implements ApiService {
     const _extra = <String, dynamic>{};
     final queryParameters = <String, dynamic>{};
     final _data = FormData();
+    String fileName = data.path.split(Platform.pathSeparator).last;
+    if(!fileName.contains(".jpeg"))
+      fileName += ".jpeg";
     _data.files.add(MapEntry(
         'file',
         MultipartFile.fromFileSync(data.path,
-            filename: data.path.split(Platform.pathSeparator).last)));
-    print("filename:${data.path}");
+            filename: fileName)));
+    print("filename:$fileName");
     if (folderId != null) {
       _data.fields.add(MapEntry('folderId', folderId.toString()));
     }