1 files changed, 16 insertions, 3 deletions
diff --git a/lib/pleroma/web/oauth.ex b/lib/pleroma/web/oauth.ex
index 44b83433e..761b80fde 100644
--- a/lib/pleroma/web/oauth.ex
+++ b/lib/pleroma/web/oauth.ex
@@ -3,9 +3,22 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.OAuth do
-  def parse_scopes(scopes) do
+  def parse_scopes(nil) do
+    nil
+  end
+
+  def parse_scopes(scopes) when is_list(scopes) do
     scopes
-    |> to_string()
-    |> String.split([" ", ","])
+  end
+
+  def parse_scopes(scopes) do
+    scopes =
+      scopes
+      |> to_string()
+      |> String.trim()
+
+    if scopes == "",
+      do: [],
+      else: String.split(scopes, [" ", ","])
   end
 end