diff --git a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
index 1ec0f30a1..1ff839e9e 100644
--- a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
+++ b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
@@ -152,6 +152,69 @@ def update_credentials(%{assigns: %{user: user}} = conn, params) do
     end
   end
 
+  def update_avatar(%{assigns: %{user: user}} = conn, %{"img" => ""}) do
+    change = Changeset.change(user, %{avatar: nil})
+    {:ok, user} = User.update_and_set_cache(change)
+    CommonAPI.update(user)
+
+    json(conn, %{url: nil})
+  end
+
+  def update_avatar(%{assigns: %{user: user}} = conn, params) do
+    {:ok, object} = ActivityPub.upload(params, type: :avatar)
+    change = Changeset.change(user, %{avatar: object.data})
+    {:ok, user} = User.update_and_set_cache(change)
+    CommonAPI.update(user)
+    %{"url" => [%{"href" => href} | _]} = object.data
+
+    json(conn, %{url: href})
+  end
+
+  def update_banner(%{assigns: %{user: user}} = conn, %{"banner" => ""}) do
+    with new_info <- %{"banner" => %{}},
+         info_cng <- User.Info.profile_update(user.info, new_info),
+         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
+         {:ok, user} <- User.update_and_set_cache(changeset) do
+      CommonAPI.update(user)
+
+      json(conn, %{url: nil})
+    end
+  end
+
+  def update_banner(%{assigns: %{user: user}} = conn, params) do
+    with {:ok, object} <- ActivityPub.upload(%{"img" => params["banner"]}, type: :banner),
+         new_info <- %{"banner" => object.data},
+         info_cng <- User.Info.profile_update(user.info, new_info),
+         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
+         {:ok, user} <- User.update_and_set_cache(changeset) do
+      CommonAPI.update(user)
+      %{"url" => [%{"href" => href} | _]} = object.data
+
+      json(conn, %{url: href})
+    end
+  end
+
+  def update_background(%{assigns: %{user: user}} = conn, %{"img" => ""}) do
+    with new_info <- %{"background" => %{}},
+         info_cng <- User.Info.profile_update(user.info, new_info),
+         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
+         {:ok, _user} <- User.update_and_set_cache(changeset) do
+      json(conn, %{url: nil})
+    end
+  end
+
+  def update_background(%{assigns: %{user: user}} = conn, params) do
+    with {:ok, object} <- ActivityPub.upload(params, type: :background),
+         new_info <- %{"background" => object.data},
+         info_cng <- User.Info.profile_update(user.info, new_info),
+         changeset <- Ecto.Changeset.change(user) |> Ecto.Changeset.put_embed(:info, info_cng),
+         {:ok, _user} <- User.update_and_set_cache(changeset) do
+      %{"url" => [%{"href" => href} | _]} = object.data
+
+      json(conn, %{url: href})
+    end
+  end
+
   def verify_credentials(%{assigns: %{user: user}} = conn, _) do
     account = AccountView.render("account.json", %{user: user, for: user})
     json(conn, account)
diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex
index 352268b96..42ef64c4f 100644
--- a/lib/pleroma/web/router.ex
+++ b/lib/pleroma/web/router.ex
@@ -318,6 +318,10 @@ defmodule Pleroma.Web.Router do
 
       patch("/accounts/update_credentials", MastodonAPIController, :update_credentials)
 
+      patch("/accounts/update_avatar", MastodonAPIController, :update_avatar)
+      patch("/accounts/update_banner", MastodonAPIController, :update_banner)
+      patch("/accounts/update_background", MastodonAPIController, :update_background)
+
       post("/statuses", MastodonAPIController, :post_status)
       delete("/statuses/:id", MastodonAPIController, :delete_status)
 
diff --git a/test/web/mastodon_api/mastodon_api_controller_test.exs b/test/web/mastodon_api/mastodon_api_controller_test.exs
index 1d9f5a816..90ca26441 100644
--- a/test/web/mastodon_api/mastodon_api_controller_test.exs
+++ b/test/web/mastodon_api/mastodon_api_controller_test.exs
@@ -24,6 +24,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIControllerTest do
   import ExUnit.CaptureLog
   import Tesla.Mock
 
+  @image "data:image/gif;base64,R0lGODlhEAAQAMQAAORHHOVSKudfOulrSOp3WOyDZu6QdvCchPGolfO0o/XBs/fNwfjZ0frl3/zy7////wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAkAABAALAAAAAAQABAAAAVVICSOZGlCQAosJ6mu7fiyZeKqNKToQGDsM8hBADgUXoGAiqhSvp5QAnQKGIgUhwFUYLCVDFCrKUE1lBavAViFIDlTImbKC5Gm2hB0SlBCBMQiB0UjIQA7"
+
   setup do
     mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
     :ok
@@ -477,6 +479,101 @@ test "apps/verify_credentials", %{conn: conn} do
     assert expected == json_response(conn, 200)
   end
 
+  test "user avatar can be set", %{conn: conn} do
+    user = insert(:user)
+    avatar_image = File.read!("test/fixtures/avatar_data_uri")
+
+    conn =
+      conn
+      |> assign(:user, user)
+      |> patch("/api/v1/accounts/update_avatar", %{img: avatar_image})
+
+    user = refresh_record(user)
+
+    assert %{
+             "name" => _,
+             "type" => _,
+             "url" => [
+               %{
+                 "href" => _,
+                 "mediaType" => _,
+                 "type" => _
+               }
+             ]
+           } = user.avatar
+
+    assert %{"url" => _} = json_response(conn, 200)
+  end
+
+  test "user avatar can be reset", %{conn: conn} do
+    user = insert(:user)
+
+    conn =
+      conn
+      |> assign(:user, user)
+      |> patch("/api/v1/accounts/update_avatar", %{img: ""})
+
+    user = User.get_cached_by_id(user.id)
+
+    assert user.avatar == nil
+
+    assert %{"url" => nil} = json_response(conn, 200)
+  end
+
+  test "can set profile banner", %{conn: conn} do
+    user = insert(:user)
+
+    conn =
+      conn
+      |> assign(:user, user)
+      |> patch("/api/v1/accounts/update_banner", %{"banner" => @image})
+
+    user = refresh_record(user)
+    assert user.info.banner["type"] == "Image"
+
+    assert %{"url" => _} = json_response(conn, 200)
+  end
+
+  test "can reset profile banner", %{conn: conn} do
+    user = insert(:user)
+
+    conn =
+      conn
+      |> assign(:user, user)
+      |> patch("/api/v1/accounts/update_banner", %{"banner" => ""})
+
+    user = refresh_record(user)
+    assert user.info.banner == %{}
+
+    assert %{"url" => nil} = json_response(conn, 200)
+  end
+
+  test "background image can be set", %{conn: conn} do
+    user = insert(:user)
+
+    conn =
+      conn
+      |> assign(:user, user)
+      |> patch("/api/v1/accounts/update_background", %{"img" => @image})
+
+    user = refresh_record(user)
+    assert user.info.background["type"] == "Image"
+    assert %{"url" => _} = json_response(conn, 200)
+  end
+
+  test "background image can be reset", %{conn: conn} do
+    user = insert(:user)
+
+    conn =
+      conn
+      |> assign(:user, user)
+      |> patch("/api/v1/accounts/update_background", %{"img" => ""})
+
+    user = refresh_record(user)
+    assert user.info.background == %{}
+    assert %{"url" => nil} = json_response(conn, 200)
+  end
+
   test "creates an oauth app", %{conn: conn} do
     user = insert(:user)
     app_attrs = build(:oauth_app)