diff --git a/packages/cross_file/CHANGELOG.md b/packages/cross_file/CHANGELOG.md
index 1716cb5ade7f..5ad91979dc89 100644
--- a/packages/cross_file/CHANGELOG.md
+++ b/packages/cross_file/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.2.0
+
+* **breaking change** Make sure the `saveTo` method returns a `Future` so it can be awaited and users are sure the file has been written to disk.
+
 ## 0.1.0+2
 
 * Fix outdated links across a number of markdown files ([#3276](https://github.com/flutter/plugins/pull/3276))
diff --git a/packages/cross_file/lib/src/types/base.dart b/packages/cross_file/lib/src/types/base.dart
index 6dc2d51b08b1..1a1b5694d58f 100644
--- a/packages/cross_file/lib/src/types/base.dart
+++ b/packages/cross_file/lib/src/types/base.dart
@@ -18,7 +18,7 @@ abstract class XFileBase {
   XFileBase(String path);
 
   /// Save the CrossFile at the indicated file path.
-  void saveTo(String path) async {
+  Future<void> saveTo(String path) {
     throw UnimplementedError('saveTo has not been implemented.');
   }
 
diff --git a/packages/cross_file/lib/src/types/html.dart b/packages/cross_file/lib/src/types/html.dart
index 269f2a8d9412..646939612d75 100644
--- a/packages/cross_file/lib/src/types/html.dart
+++ b/packages/cross_file/lib/src/types/html.dart
@@ -108,7 +108,7 @@ class XFile extends XFileBase {
 
   /// Saves the data of this CrossFile at the location indicated by path.
   /// For the web implementation, the path variable is ignored.
-  void saveTo(String path) async {
+  Future<void> saveTo(String path) async {
     // Create a DOM container where we can host the anchor.
     _target = ensureInitialized('__x_file_dom_element');
 
diff --git a/packages/cross_file/lib/src/types/io.dart b/packages/cross_file/lib/src/types/io.dart
index 81b8cdd84d67..d9a93559b507 100644
--- a/packages/cross_file/lib/src/types/io.dart
+++ b/packages/cross_file/lib/src/types/io.dart
@@ -57,7 +57,7 @@ class XFile extends XFileBase {
   }
 
   @override
-  void saveTo(String path) async {
+  Future<void> saveTo(String path) async {
     File fileToSave = File(path);
     await fileToSave.writeAsBytes(_bytes ?? (await readAsBytes()));
     await fileToSave.create();
diff --git a/packages/cross_file/pubspec.yaml b/packages/cross_file/pubspec.yaml
index 0c7f30677aba..4c9acf9b008a 100644
--- a/packages/cross_file/pubspec.yaml
+++ b/packages/cross_file/pubspec.yaml
@@ -1,7 +1,7 @@
 name: cross_file
 description: An abstraction to allow working with files across multiple platforms.
 homepage: https://github.com/flutter/plugins/tree/master/packages/cross_file
-version: 0.1.0+2
+version: 0.2.0
 
 dependencies:
   flutter: