diff --git a/user.py b/user.py
index 570ceeb..7d3766e 100644
--- a/user.py
+++ b/user.py
@@ -137,7 +137,10 @@ def user_actions(session):
             page += f'You are about to submit the following:\n'
             if post_id != None:
                 page += session.gemini_feed_entry(post)
-                antenna_feed = f"gemini://{session.bubble.hostname}{session.path}u/{session.user.name}/{post.id}/antenna"
+                post_sub = db.get_subspace(id=post.subspace)
+                sub_path = f"u/{session.user.name}" if post_sub.owner == user.id \
+                    else f"s/{post_sub.name}"
+                antenna_feed = f"gemini://{session.bubble.hostname}{session.path}{sub_path}/{post.id}/antenna"
             else:
                 usub = db.get_subspace(name=username)
                 antenna_feed = f"{session.server_root()}{session.path}u/{username}{'/tag/' + tag_filter if tag_filter else ''}?feed"