diff --git a/ietf/doc/migrations/0009_move_rfc_relateddocuments.py b/ietf/doc/migrations/0009_move_rfc_relateddocuments.py
new file mode 100644
index 000000000..2b3dcf23c
--- /dev/null
+++ b/ietf/doc/migrations/0009_move_rfc_relateddocuments.py
@@ -0,0 +1,31 @@
+# Generated by Django 4.2.3 on 2023-07-05 22:40
+
+from django.db import migrations
+
+
+def forward(apps, schema_editor):
+    DocAlias = apps.get_model("doc", "DocAlias")
+    Document = apps.get_model("doc", "Document")
+    RelatedDocument = apps.get_model("doc", "RelatedDocument")
+    for rfc_alias in DocAlias.objects.filter(name__startswith="rfc"):
+        RelatedDocument.objects.filter(
+            relationship__slug__in=(
+                "tobcp",
+                "toexp",
+                "tohist",
+                "toinf",
+                "tois",
+                "tops",
+                "obs",
+                "updates",
+            ),
+            source__docalias=rfc_alias,
+        ).update(source=Document.objects.get(name=rfc_alias.name))
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("doc", "0008_move_rfc_docevents"),
+    ]
+
+    operations = [migrations.RunPython(forward)]
diff --git a/ietf/doc/migrations/0009_move_rfc_docaliases.py b/ietf/doc/migrations/0010_move_rfc_docaliases.py
similarity index 96%
rename from ietf/doc/migrations/0009_move_rfc_docaliases.py
rename to ietf/doc/migrations/0010_move_rfc_docaliases.py
index 2d38ff34d..f7be94412 100644
--- a/ietf/doc/migrations/0009_move_rfc_docaliases.py
+++ b/ietf/doc/migrations/0010_move_rfc_docaliases.py
@@ -30,7 +30,7 @@ def forward(apps, schema_editor):
 
 class Migration(migrations.Migration):
     dependencies = [
-        ("doc", "0008_move_rfc_docevents"),
+        ("doc", "0009_move_rfc_relateddocuments"),
     ]
 
     operations = [