diff --git a/src/registrar/migrations/0121_alter_domaininformation_submitter_and_more.py b/src/registrar/migrations/0121_alter_domaininformation_submitter_and_more.py
index 178c6e666..7162624a0 100644
--- a/src/registrar/migrations/0121_alter_domaininformation_submitter_and_more.py
+++ b/src/registrar/migrations/0121_alter_domaininformation_submitter_and_more.py
@@ -18,7 +18,7 @@ class Migration(migrations.Migration):
                 blank=True,
                 help_text='Person listed under "your contact information" in the request form',
                 null=True,
-                on_delete=django.db.models.deletion.CASCADE,
+                on_delete=django.db.models.deletion.SET_NULL,
                 related_name="submitted_domain_requests_information",
                 to="registrar.contact",
             ),
@@ -30,7 +30,7 @@ class Migration(migrations.Migration):
                 blank=True,
                 help_text='Person listed under "your contact information" in the request form; will receive email updates',
                 null=True,
-                on_delete=django.db.models.deletion.CASCADE,
+                on_delete=django.db.models.deletion.SET_NULL,
                 related_name="submitted_domain_requests",
                 to="registrar.contact",
             ),