diff --git a/lib/pleroma/web/twitter_api/representers/activity_representer.ex b/lib/pleroma/web/twitter_api/representers/activity_representer.ex
index bb77e61f3..26bfb79af 100644
--- a/lib/pleroma/web/twitter_api/representers/activity_representer.ex
+++ b/lib/pleroma/web/twitter_api/representers/activity_representer.ex
@@ -191,7 +191,8 @@ def to_map(
       "tags" => tags,
       "activity_type" => "post",
       "possibly_sensitive" => possibly_sensitive,
-      "visibility" => Pleroma.Web.MastodonAPI.StatusView.get_visibility(object)
+      "visibility" => Pleroma.Web.MastodonAPI.StatusView.get_visibility(object),
+      "summary" => object["summary"]
     }
   end
 
diff --git a/lib/pleroma/web/twitter_api/views/activity_view.ex b/lib/pleroma/web/twitter_api/views/activity_view.ex
index f418249e2..55b5287f5 100644
--- a/lib/pleroma/web/twitter_api/views/activity_view.ex
+++ b/lib/pleroma/web/twitter_api/views/activity_view.ex
@@ -255,7 +255,8 @@ def render(
       "tags" => tags,
       "activity_type" => "post",
       "possibly_sensitive" => possibly_sensitive,
-      "visibility" => Pleroma.Web.MastodonAPI.StatusView.get_visibility(object)
+      "visibility" => Pleroma.Web.MastodonAPI.StatusView.get_visibility(object),
+      "summary" => summary
     }
   end
 
diff --git a/test/web/twitter_api/representers/activity_representer_test.exs b/test/web/twitter_api/representers/activity_representer_test.exs
index 7505093dd..3f85e028b 100644
--- a/test/web/twitter_api/representers/activity_representer_test.exs
+++ b/test/web/twitter_api/representers/activity_representer_test.exs
@@ -155,7 +155,8 @@ test "an activity" do
       "activity_type" => "post",
       "possibly_sensitive" => true,
       "uri" => activity.data["object"]["id"],
-      "visibility" => "direct"
+      "visibility" => "direct",
+      "summary" => "2hu"
     }
 
     assert ActivityRepresenter.to_map(activity, %{
diff --git a/test/web/twitter_api/views/activity_view_test.exs b/test/web/twitter_api/views/activity_view_test.exs
index 5b2a7466b..a101e4ae8 100644
--- a/test/web/twitter_api/views/activity_view_test.exs
+++ b/test/web/twitter_api/views/activity_view_test.exs
@@ -48,7 +48,8 @@ test "a create activity with a note" do
       "text" => "Hey @shp!",
       "uri" => activity.data["object"]["id"],
       "user" => UserView.render("show.json", %{user: user}),
-      "visibility" => "direct"
+      "visibility" => "direct",
+      "summary" => nil
     }
 
     assert result == expected