diff --git a/conductor/tracks.md b/conductor/tracks.md
index 8067f0c..5102241 100644
--- a/conductor/tracks.md
+++ b/conductor/tracks.md
@@ -42,6 +42,9 @@ This file tracks all major tracks for the project. Each track has its own detail
    *Link: [./tracks/cull_unused_symbols_20260507/](./tracks/cull_unused_symbols_20260507/)*
    *Goal: Safely remove the 27 dead symbols identified in the redundancy audit.*
 
+9. [ ] **Track: Structural Dependency Mapping (SDM) Docstrings**
+*Link: [./tracks/sdm_docstrings_20260509/](./tracks/sdm_docstrings_20260509/)*
+
 ---
 
 ## Remaining Backlog (Phases 3 & 4)
@@ -182,6 +185,3 @@ This file tracks all major tracks for the project. Each track has its own detail
 - [x] **Track: Robust Live Simulation Verification**
 
 ---
-
-- [ ] **Track: Structural Dependency Mapping (SDM) Docstrings**
-*Link: [./tracks/sdm_docstrings_20260509/](./tracks/sdm_docstrings_20260509/)*