diff --git a/tests/test_sharing.py b/tests/test_sharing.py
index 043f693..2b75eb7 100644
--- a/tests/test_sharing.py
+++ b/tests/test_sharing.py
@@ -297,6 +297,30 @@ def test_page_editor_renders_page_is_shared(client):
     assert "pageIsShared:true" in r.text
 
 
+def test_tree_is_shared_includes_link_shared_pages(client):
+    _auth(client, user_id=1, login="owner")
+    from app.db import get_conn
+    with get_conn() as conn:
+        ws = conn.execute("SELECT id FROM workspaces WHERE owner_id=1 LIMIT 1").fetchone()
+        if not ws:
+            return
+        ws_id = ws["id"]
+        cur = conn.execute(
+            "INSERT INTO pages (workspace, title, content, content_format, parent_section, share_mode, workspace_id) "
+            "VALUES ('WS', 'Link Shared WS', '[]', 'blocks', 'Workspace', 'anyone', ?)",
+            (ws_id,),
+        )
+        conn.commit()
+        pid = cur.lastrowid
+
+    r = client.get("/api/local-workspace/tree")
+    assert r.status_code == 200
+    items = r.json().get("children", [])
+    match = [c for c in items if c.get("id") == pid]
+    assert match, f"page {pid} not found in tree"
+    assert match[0]["is_shared"] is True, "link-shared page should show is_shared=true in tree"
+
+
 def get_conn_ctx():
     from app.db import get_conn
     return get_conn()
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