diff --git a/packages/db/src/services/import.service.ts b/packages/db/src/services/import.service.ts
index 189d54d5..36d37169 100644
--- a/packages/db/src/services/import.service.ts
+++ b/packages/db/src/services/import.service.ts
@@ -498,7 +498,6 @@ export async function backfillSessionsToProduction(
       os_version,
       sign,
       version,
-      properties,
       utm_medium,
       utm_source,
       utm_campaign,
@@ -542,7 +541,6 @@ export async function backfillSessionsToProduction(
       argMinIf(e.os_version, e.created_at, e.name = 'session_start') as os_version,
       1 as sign,
       1 as version,
-      argMinIf(e.properties, e.created_at, e.name = 'session_start') as properties,
       argMinIf(e.properties['__query.utm_medium'], e.created_at, e.name = 'session_start') as utm_medium,
       argMinIf(e.properties['__query.utm_source'], e.created_at, e.name = 'session_start') as utm_source,
       argMinIf(e.properties['__query.utm_campaign'], e.created_at, e.name = 'session_start') as utm_campaign,