diff --git a/PLAN.md b/PLAN.md
index 2e18250..a53b266 100644
--- a/PLAN.md
+++ b/PLAN.md
@@ -21,7 +21,7 @@ Check off items as completed. Each phase builds on the previous.
 - [x] Create transaction context manager (BEGIN IMMEDIATE)
 - [x] Create `constants.py` with END_OF_TIME_UTC
 - [x] Write tests for pragmas and transactions
-- [ ] **Commit checkpoint**
+- [x] **Commit checkpoint** (d8910d6)
 
 ### Step 1.3: Migration Framework
 - [ ] Create `migrations.py` using FastMigrate patterns