diff --git a/lib/pleroma/web/activity_pub/object_validators/audio_video_validator.ex b/lib/pleroma/web/activity_pub/object_validators/audio_video_validator.ex
index 9b38aa4c2..fa3e2c026 100644
--- a/lib/pleroma/web/activity_pub/object_validators/audio_video_validator.ex
+++ b/lib/pleroma/web/activity_pub/object_validators/audio_video_validator.ex
@@ -96,6 +96,7 @@ defp fix_content(%{"mediaType" => "text/markdown", "content" => content} = data)
     content =
       content
       |> Pleroma.Formatter.markdown_to_html()
+      |> Pleroma.Formatter.minify("text/html")
       |> Pleroma.HTML.filter_tags()
 
     Map.put(data, "content", content)