diff --git a/lib/plug_jwt.ex b/lib/plug_jwt.ex
index 03663a1..86d6f59 100644
--- a/lib/plug_jwt.ex
+++ b/lib/plug_jwt.ex
@@ -20,6 +20,7 @@ defmodule PlugJwt do
     secret = Keyword.fetch!(opts, :secret)
     json_module = Keyword.fetch!(opts, :json_module)
     claims = Keyword.get(opts, :claims, %{})
+    algorithm = Application.get_env(:joken, :algorithm, :HS256)
 
     {secret, json_module, claims}
   end
@@ -28,8 +29,8 @@ defmodule PlugJwt do
     parse_auth(conn, get_req_header(conn, "authorization"), config)
   end
 
-  defp parse_auth(conn, ["Bearer " <> token], {secret, json_module, claims}) do
-    case Joken.Token.decode(secret, json_module, token, claims) do
+  defp parse_auth(conn, ["Bearer " <> token], {secret, json_module, algorithm, claims}) do
+    case Joken.Token.decode(secret, json_module, token, algorithm, claims) do
       {:error, error} ->
         create_401_response(conn, error, json_module)
       {:ok, payload} ->