diff --git a/backend/app/schemas/executive_dashboard_schema.py b/backend/app/schemas/executive_dashboard_schema.py
index 0f19c19..591665f 100644
--- a/backend/app/schemas/executive_dashboard_schema.py
+++ b/backend/app/schemas/executive_dashboard_schema.py
@@ -86,7 +86,7 @@ class KpiBlock(BaseModel):
     playbook_count:      int
     lesson_count:        int
     snapshot_date:       date
-    snapshot_id:         UUID
+    snapshot_id:         Optional[UUID] = None
 
 
 class CoverageByTactic(BaseModel):