diff --git a/angel_serialize_generator/CHANGELOG.md b/angel_serialize_generator/CHANGELOG.md
index d66ac7da..011405e6 100644
--- a/angel_serialize_generator/CHANGELOG.md
+++ b/angel_serialize_generator/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 2.4.1+1
+* Change `as Iterable<Map>` to `.cast<Map>`.
+
 # 2.4.1
 * Support `serializesTo`.
 * Don't emit `@required` if there is a default value.
diff --git a/angel_serialize_generator/lib/serialize.dart b/angel_serialize_generator/lib/serialize.dart
index cb56fb3b..40baa45b 100644
--- a/angel_serialize_generator/lib/serialize.dart
+++ b/angel_serialize_generator/lib/serialize.dart
@@ -239,7 +239,8 @@ class SerializerGenerator extends GeneratorForAnnotation<Serializable> {
             var rc = new ReCase(type.typeArguments[0].name);
             deserializedRepresentation = "map['$alias'] is Iterable"
                 " ? new List.unmodifiable(((map['$alias'] as Iterable)"
-                ".where((x) => x is Map)  as Iterable<Map>)"
+                ".where((x) => x is Map))"
+                ".cast<Map>()"
                 ".map(${rc.pascalCase}Serializer.fromMap))"
                 " : $defaultValue";
           } else if (isMapToModelType(type)) {
diff --git a/angel_serialize_generator/pubspec.yaml b/angel_serialize_generator/pubspec.yaml
index f725cd45..1775fd74 100644
--- a/angel_serialize_generator/pubspec.yaml
+++ b/angel_serialize_generator/pubspec.yaml
@@ -1,5 +1,5 @@
 name: angel_serialize_generator
-version: 2.4.1
+version: 2.4.1+1
 description: Model serialization generators, designed for use with Angel. Combine with angel_serialize for flexible modeling.
 author: Tobe O <thosakwe@gmail.com>
 homepage: https://github.com/angel-dart/serialize