diff --git a/apps/amethyst/lib/states/login.ex b/apps/amethyst/lib/states/login.ex
index 13ae120..de0aeb3 100644
--- a/apps/amethyst/lib/states/login.ex
+++ b/apps/amethyst/lib/states/login.ex
@@ -127,7 +127,7 @@ defmodule Amethyst.ConnectionState.Login do
           uuid: uuid,
           username: response["name"],
           properties: response["properties"] |>
-            Enum.map(fn prop -> %{name: prop["name"], value: prop["value"], signature: Map.get(prop, "signature") |> Base.decode64!} end),
+            Enum.map(fn prop -> %{name: prop["name"], value: prop["value"], signature: Map.get(prop, "signature")} end),
           strict_error_handling: true
         }})
         Map.put(state, :authenticated, true)