diff --git a/packages/flutter_tools/lib/src/flutter_manifest.dart b/packages/flutter_tools/lib/src/flutter_manifest.dart
index a757486..6a23999 100644
--- a/packages/flutter_tools/lib/src/flutter_manifest.dart
+++ b/packages/flutter_tools/lib/src/flutter_manifest.dart
@@ -371,7 +371,10 @@
           errors.add('The "androidPackage" must either be null or a string.');
         }
         if (kvp.value['iosPrefix'] != null && kvp.value['iosPrefix'] is! String) {
-          errors.add('The "iosPrefix" must eithe rbe null or a string.');
+          errors.add('The "iosPrefix" must either be null or a string.');
+        }
+        if (kvp.value['macosPrefix'] != null && kvp.value['macosPrefix'] is! String) {
+          errors.add('The "macosPrefix" must either be null or a string.');
         }
         if (kvp.value['pluginClass'] != null && kvp.value['pluginClass'] is! String) {
           errors.add('The "pluginClass" must either be null or a string..');
diff --git a/packages/flutter_tools/lib/src/plugins.dart b/packages/flutter_tools/lib/src/plugins.dart
index 5d14fa7..5f35e9f 100644
--- a/packages/flutter_tools/lib/src/plugins.dart
+++ b/packages/flutter_tools/lib/src/plugins.dart
@@ -27,16 +27,19 @@
     this.path,
     this.androidPackage,
     this.iosPrefix,
+    this.macosPrefix,
     this.pluginClass,
   });
 
   factory Plugin.fromYaml(String name, String path, dynamic pluginYaml) {
     String androidPackage;
     String iosPrefix;
+    String macosPrefix;
     String pluginClass;
     if (pluginYaml != null) {
       androidPackage = pluginYaml['androidPackage'];
       iosPrefix = pluginYaml['iosPrefix'] ?? '';
+      macosPrefix = pluginYaml['macosPrefix'] ?? '';
       pluginClass = pluginYaml['pluginClass'];
     }
     return Plugin(
@@ -44,6 +47,7 @@
       path: path,
       androidPackage: androidPackage,
       iosPrefix: iosPrefix,
+      macosPrefix: macosPrefix,
       pluginClass: pluginClass,
     );
   }
@@ -52,6 +56,7 @@
   final String path;
   final String androidPackage;
   final String iosPrefix;
+  final String macosPrefix;
   final String pluginClass;
 }
 
diff --git a/packages/flutter_tools/schema/pubspec_yaml.json b/packages/flutter_tools/schema/pubspec_yaml.json
index 632bece..58d41f6 100644
--- a/packages/flutter_tools/schema/pubspec_yaml.json
+++ b/packages/flutter_tools/schema/pubspec_yaml.json
@@ -58,6 +58,7 @@
                     "properties": {
                         "androidPackage": { "type": "string" },
                         "iosPrefix": { "type": "string" },
+                        "macosPrefix": { "type": "string" },
                         "pluginClass": { "type": "string" }
                     }
                 }