diff --git a/conductor/tracks/ts_cpp_tree_sitter_20260308/plan.md b/conductor/tracks/ts_cpp_tree_sitter_20260308/plan.md
index 3dba276..233d694 100644
--- a/conductor/tracks/ts_cpp_tree_sitter_20260308/plan.md
+++ b/conductor/tracks/ts_cpp_tree_sitter_20260308/plan.md
@@ -3,7 +3,7 @@
 ## Overview
 Add tree-sitter-based C and C++ parsing to mcp_client with skeleton and outline tools.
 
-## Phase 1: Dependencies
+## Phase 1: Dependencies [checkpoint: 1f86c62]
 Focus: Add tree-sitter C/C++ grammars
 
 - [x] Task 1.1: Add tree-sitter-c and tree-sitter-cpp to pyproject.toml 568c549