diff --git a/conductor/tracks.md b/conductor/tracks.md
index 249b5f2..4641cad 100644
--- a/conductor/tracks.md
+++ b/conductor/tracks.md
@@ -20,18 +20,18 @@ This file tracks all major tracks for the project. Each track has its own detail
 4. [x] **Track: Robust JSON Parsing for Tech Lead**
 *Link: [./tracks/robust_json_parsing_tech_lead_20260302/](./tracks/robust_json_parsing_tech_lead_20260302/)*
 
-5. [~] **Track: Concurrent Tier Source Isolation**
+5. [x] **Track: Concurrent Tier Source Isolation**
 *Link: [./tracks/concurrent_tier_source_tier_20260302/](./tracks/concurrent_tier_source_tier_20260302/)*
 
-6. [ ] **Track: Manual UX Validation & Polish**
-*Link: [./tracks/manual_ux_validation_20260302/](./tracks/manual_ux_validation_20260302/)*
-
-7. [ ] **Track: Asynchronous Tool Execution Engine**
+6. [ ] **Track: Asynchronous Tool Execution Engine**
 *Link: [./tracks/async_tool_execution_20260303/](./tracks/async_tool_execution_20260303/)*
 
-8. [ ] **Track: Simulation Fidelity Enhancement**
+7. [ ] **Track: Simulation Fidelity Enhancement**
 *Link: [./tracks/simulation_fidelity_enhancement_20260305/](./tracks/simulation_fidelity_enhancement_20260305/)*
 
+8. [ ] **Track: Manual UX Validation & Polish**
+*Link: [./tracks/manual_ux_validation_20260302/](./tracks/manual_ux_validation_20260302/)*
+
 ---
 
 ## Completed / Archived