diff --git a/src/blackboard/operations.py b/src/blackboard/operations.py
index 90a8865..05394db 100644
--- a/src/blackboard/operations.py
+++ b/src/blackboard/operations.py
@@ -10,7 +10,6 @@ from pathlib import Path
 from typing import Any, Dict, List, Optional
 
 from .db import (
-    SCHEMA_SQL,
     VALID_TRANSITIONS,
     VALID_STATUSES,
     COMMENT_TYPES,