diff --git a/flutter_cache_manager/lib/src/cache_managers/image_cache_manager.dart b/flutter_cache_manager/lib/src/cache_managers/image_cache_manager.dart
index 614d7d9d..26f43b38 100644
--- a/flutter_cache_manager/lib/src/cache_managers/image_cache_manager.dart
+++ b/flutter_cache_manager/lib/src/cache_managers/image_cache_manager.dart
@@ -6,7 +6,7 @@ import 'package:file/file.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter_cache_manager/flutter_cache_manager.dart';
 
-const supportedFileNames = ['jpg', 'jpeg', 'png', 'tga', 'cur', 'ico'];
+const supportedFileNames = ['jpg', 'jpeg', 'png', 'tga', 'cur', 'ico', 'webp'];
 mixin ImageCacheManager on BaseCacheManager {
   /// Returns a resized image file to fit within maxHeight and maxWidth. It
   /// tries to keep the aspect ratio. It stores the resized image by adding