diff --git a/cli/dcoscli/package/main.py b/cli/dcoscli/package/main.py
index 6f3b0e1..84a6a68 100644
--- a/cli/dcoscli/package/main.py
+++ b/cli/dcoscli/package/main.py
@@ -386,7 +386,7 @@ def _list(endpoints, app_id, package_name):
                 # if the user is asking a specific id then only show that id
                 pkg_info['apps'] = [
                     app for app in pkg_info['apps']
-                    if app['appId'] == app_id
+                    if app == app_id
                 ]
 
             results.append(pkg_info)
@@ -421,7 +421,7 @@ def _matches_app_id(app_id, pkg_info):
     :rtype: bool
     """
 
-    return app_id is None or {'appId': app_id} in pkg_info.get('apps')
+    return app_id is None or app_id in pkg_info.get('apps')
 
 
 def _search(query):
diff --git a/cli/tests/integrations/test_package.py b/cli/tests/integrations/test_package.py
index 7b20da2..fb55ee6 100644
--- a/cli/tests/integrations/test_package.py
+++ b/cli/tests/integrations/test_package.py
@@ -25,7 +25,8 @@ def _chronos_description(app_ids):
     """
 
     result = [
-        {"description": "A fault tolerant job scheduler for Mesos which "
+        {"apps": app_ids,
+         "description": "A fault tolerant job scheduler for Mesos which "
                         "handles dependencies and ISO8601 based schedules.",
          "framework": True,
          "images": {
@@ -67,8 +68,6 @@ version-1.x.zip",
          "version": "2.3.4"
          }]
 
-    result[0]['apps'] = [{'appId': app_id} for app_id in app_ids]
-
     return (json.dumps(result, sort_keys=True, indent=2).replace(' \n', '\n') +
             '\n').encode('utf-8')
 
@@ -509,9 +508,7 @@ def test_uninstall_cli():
     stdout = b"""[
   {
     "apps": [
-      {
-        "appId": "/helloworld"
-      }
+      "/helloworld"
     ],
     "description": "Example DCOS application package",
     "maintainer": "support@mesosphere.io",
@@ -602,9 +599,7 @@ def test_list_installed_cli():
 [
   {
     "apps": [
-      {
-        "appId": "/helloworld"
-      }
+      "/helloworld"
     ],
     "command": {
       "name": "helloworld"
diff --git a/dcos/package.py b/dcos/package.py
index 3712f59..2927091 100644
--- a/dcos/package.py
+++ b/dcos/package.py
@@ -311,7 +311,7 @@ class InstalledPackage(object):
             ret['command'] = {'name': self.subcommand.name}
 
         if self.apps:
-            ret['apps'] = [{'appId': app['appId']} for app in self.apps]
+            ret['apps'] = [app['appId'] for app in self.apps]
 
         if self.subcommand:
             package_json = self.subcommand.package_json()
@@ -330,9 +330,7 @@ def installed_packages(init_client, endpoints):
     """Returns all installed packages in the format:
 
     [{
-       'apps': [{
-         'appId': <id>
-       }],
+       'apps': [<id>],
        'command': {
          'name': <name>
        }