diff --git a/config/config.exs b/config/config.exs
index 5a6169506..48ebe91d2 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -166,10 +166,7 @@
   "application/xrd+xml" => ["xrd+xml"],
   "application/jrd+json" => ["jrd+json"],
   "application/activity+json" => ["activity+json"],
-  "application/ld+json" => ["activity+json"],
-  # Can be removed when bumping MIME past 2.0.5
-  # see https://akkoma.dev/AkkomaGang/akkoma/issues/657
-  "image/apng" => ["apng"]
+  "application/ld+json" => ["activity+json"]
 }
 
 config :mime, :extensions, %{