diff --git a/conductor/tracks/context_management_20260223/plan.md b/conductor/tracks/context_management_20260223/plan.md
index 0316955..5f02c17 100644
--- a/conductor/tracks/context_management_20260223/plan.md
+++ b/conductor/tracks/context_management_20260223/plan.md
@@ -4,7 +4,7 @@
 - [x] Task: Implement token usage summary widget e34ff7e
     - [ ] Sub-task: Write Tests
     - [ ] Sub-task: Implement Feature
-- [ ] Task: Expose history truncation controls in the Discussion panel
+- [x] Task: Expose history truncation controls in the Discussion panel 94fe904
     - [ ] Sub-task: Write Tests
     - [ ] Sub-task: Implement Feature
 - [ ] Task: Conductor - User Manual Verification 'Phase 1: Context Memory and Token Visualization' (Protocol in workflow.md)