diff --git a/migrations/2023-12-28-131316_statistics_v3/up.sql b/migrations/2023-12-28-131316_statistics_v3/up.sql
index f1d608b..1a1b689 100644
--- a/migrations/2023-12-28-131316_statistics_v3/up.sql
+++ b/migrations/2023-12-28-131316_statistics_v3/up.sql
@@ -1,4 +1,4 @@
 ALTER TABLE
     `statistics`
 ADD
-    latest_referrered_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP;
\ No newline at end of file
+    latest_referrered_at TIMESTAMP;
\ No newline at end of file