diff --git a/backend/tests/test_rls_isolation.py b/backend/tests/test_rls_isolation.py
index 14ed7371..5d6572e2 100644
--- a/backend/tests/test_rls_isolation.py
+++ b/backend/tests/test_rls_isolation.py
@@ -92,22 +92,22 @@ async def seed_rls_test_data(admin_conn):
     # Insert one private tree per account with explicit author_id
     await admin_conn.execute(f"""
         INSERT INTO trees (
-            id, name, account_id, author_id, is_active, is_default,
+            id, name, tree_structure, account_id, author_id, is_active, is_default,
             is_public, visibility, tree_type, created_at, updated_at
         ) VALUES
-            (gen_random_uuid(), 'RLS Tree A', '{ACCOUNT_A_ID}', '{actual_user_a}',
+            (gen_random_uuid(), 'RLS Tree A', '[]'::jsonb, '{ACCOUNT_A_ID}', '{actual_user_a}',
              TRUE, FALSE, FALSE, 'private', 'troubleshooting', NOW(), NOW()),
-            (gen_random_uuid(), 'RLS Tree B', '{ACCOUNT_B_ID}', '{actual_user_b}',
+            (gen_random_uuid(), 'RLS Tree B', '[]'::jsonb, '{ACCOUNT_B_ID}', '{actual_user_b}',
              TRUE, FALSE, FALSE, 'private', 'troubleshooting', NOW(), NOW())
     """)
 
     # One platform-owned tree_tag (global, visible to all tenants)
     await admin_conn.execute(f"""
         INSERT INTO tree_tags (
-            id, name, slug, account_id, usage_count, created_at, updated_at
+            id, name, slug, account_id, usage_count, created_at
         ) VALUES (
             gen_random_uuid(), 'rls-global-tag', 'rls-global-tag',
-            '{PLATFORM_ACCOUNT_ID}', 0, NOW(), NOW()
+            '{PLATFORM_ACCOUNT_ID}', 0, NOW()
         ) ON CONFLICT DO NOTHING
     """)
 
@@ -135,7 +135,7 @@ async def conn_a():
         user="resolutionflow_app", password=_APP_PASSWORD,
     )
     await conn.execute(
-        "SELECT set_config('app.current_account_id', $1, true)", ACCOUNT_A_ID
+        "SELECT set_config('app.current_account_id', $1, false)", ACCOUNT_A_ID
     )
     yield conn
     await conn.close()
@@ -149,7 +149,7 @@ async def conn_b():
         user="resolutionflow_app", password=_APP_PASSWORD,
     )
     await conn.execute(
-        "SELECT set_config('app.current_account_id', $1, true)", ACCOUNT_B_ID
+        "SELECT set_config('app.current_account_id', $1, false)", ACCOUNT_B_ID
     )
     yield conn
     await conn.close()