diff --git a/src/GeneratedExtensionToMimeTypeMap.php b/src/GeneratedExtensionToMimeTypeMap.php
index be87bf3..1ce1791 100644
--- a/src/GeneratedExtensionToMimeTypeMap.php
+++ b/src/GeneratedExtensionToMimeTypeMap.php
@@ -2275,6 +2275,7 @@ class GeneratedExtensionToMimeTypeMap implements ExtensionToMimeTypeMap, Extensi
         'application/cdr' => ['cdr'],
         'application/STEP' => ['step', 'stp'],
         'application/x-ndjson' => ['ndjson'],
+        'application/braille' => ['brf'],
     ];
 
     public function lookupMimeType(string $extension): ?string
@@ -2294,4 +2295,4 @@ public function lookupAllExtensions(string $mimetype): array
     {
         return self::EXTENSIONS_FOR_MIME_TIMES[$mimetype] ?? [];
     }
-}
\ No newline at end of file
+}