3 files changed, 5 insertions, 22 deletions
diff --git a/lib/mix/tasks/pleroma/config.ex b/lib/mix/tasks/pleroma/config.ex
index 33d147d36..3a2ea44f8 100644
--- a/lib/mix/tasks/pleroma/config.ex
+++ b/lib/mix/tasks/pleroma/config.ex
@@ -304,13 +304,8 @@ defmodule Mix.Tasks.Pleroma.Config do
     System.cmd("mix", ["format", path])
   end
 
-  if Code.ensure_loaded?(Config.Reader) do
-    defp config_header, do: "import Config\r\n\r\n"
-    defp read_file(config_file), do: Config.Reader.read_imports!(config_file)
-  else
-    defp config_header, do: "use Mix.Config\r\n\r\n"
-    defp read_file(config_file), do: Mix.Config.eval!(config_file)
-  end
+  defp config_header, do: "import Config\r\n\r\n"
+  defp read_file(config_file), do: Config.Reader.read_imports!(config_file)
 
   defp write_and_delete(config, file, delete?) do
     config
diff --git a/lib/pleroma/config/loader.ex b/lib/pleroma/config/loader.ex
index 015be3d8e..bd85eccab 100644
--- a/lib/pleroma/config/loader.ex
+++ b/lib/pleroma/config/loader.ex
@@ -19,21 +19,10 @@ defmodule Pleroma.Config.Loader do
     :tesla
   ]
 
-  if Code.ensure_loaded?(Config.Reader) do
-    @reader Config.Reader
-
-    def read(path), do: @reader.read!(path)
-  else
-    # support for Elixir less than 1.9
-    @reader Mix.Config
-    def read(path) do
-      path
-      |> @reader.eval!()
-      |> elem(0)
-    end
-  end
+  @reader Config.Reader
 
   @spec read(Path.t()) :: keyword()
+  def read(path), do: @reader.read!(path)
 
   @spec merge(keyword(), keyword()) :: keyword()
   def merge(c1, c2), do: @reader.merge(c1, c2)
diff --git a/lib/pleroma/web/activity_pub/object_validator.ex b/lib/pleroma/web/activity_pub/object_validator.ex
index f3e31c931..21442687c 100644
--- a/lib/pleroma/web/activity_pub/object_validator.ex
+++ b/lib/pleroma/web/activity_pub/object_validator.ex
@@ -204,8 +204,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
 
   def cast_and_apply(o), do: {:error, {:validator_not_set, o}}
 
-  # is_struct/1 appears in Elixir 1.11
-  def stringify_keys(%{__struct__: _} = object) do
+  def stringify_keys(object) when is_struct(object) do
     object
     |> Map.from_struct()
     |> stringify_keys