diff --git a/pubspec.yaml b/pubspec.yaml
index f2989b3..7c74c25 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -5,7 +5,7 @@ homepage: https://github.com/sudame/dart-rss
 environment:
   sdk: ">=2.6.0 <3.0.0"
 dependencies:
-  xml: ^3.0.0
+  xml: ">=3.0.0 <=4.5.0"
   http: ^0.12.1
   meta: ^1.0.0
   intl: ^0.16.0