diff --git a/gregor_django/gregor_anvil/migrations/0028_populate_uploadcycle_date_ready_for_compute.py b/gregor_django/gregor_anvil/migrations/0028_populate_uploadcycle_date_ready_for_compute.py
index b9728c1b..db6819f0 100644
--- a/gregor_django/gregor_anvil/migrations/0028_populate_uploadcycle_date_ready_for_compute.py
+++ b/gregor_django/gregor_anvil/migrations/0028_populate_uploadcycle_date_ready_for_compute.py
@@ -10,7 +10,7 @@ def populate_uploadcycle_date_ready_for_compute(apps, schema_editor):
     UploadCycle = apps.get_model("gregor_anvil", "UploadCycle")
     # Create one UploadCycle for each unique version.
     for row in UploadCycle.objects.all():
-        assumed_date_ready_for_compute = row.start_date + timedelta(days=7)
+        assumed_date_ready_for_compute = row.start_date + timedelta(weeks=4)
         if row.end_date <= timezone.localdate():
             row.date_ready_for_compute = assumed_date_ready_for_compute
             row.full_clean()
diff --git a/gregor_django/gregor_anvil/migrations/0029_populate_uploadworkspace_date_qc_completed.py b/gregor_django/gregor_anvil/migrations/0029_populate_uploadworkspace_date_qc_completed.py
index e860b22c..aa06ff42 100644
--- a/gregor_django/gregor_anvil/migrations/0029_populate_uploadworkspace_date_qc_completed.py
+++ b/gregor_django/gregor_anvil/migrations/0029_populate_uploadworkspace_date_qc_completed.py
@@ -9,7 +9,7 @@ def populate_uploadworkspace_date_qc_complete(apps, schema_editor):
     UploadWorkspace = apps.get_model("gregor_anvil", "UploadWorkspace")
     # Create one UploadWorkspace for each unique version.
     for row in UploadWorkspace.objects.all():
-        assumed_date_qc_completed = row.upload_cycle.end_date + timedelta(days=7)
+        assumed_date_qc_completed = row.upload_cycle.end_date + timedelta(weeks=2)
         if assumed_date_qc_completed <= timezone.localdate():
             row.date_qc_completed = assumed_date_qc_completed
             row.full_clean()
diff --git a/gregor_django/gregor_anvil/tests/test_migrations.py b/gregor_django/gregor_anvil/tests/test_migrations.py
index 62dca0e9..fb377f31 100644
--- a/gregor_django/gregor_anvil/tests/test_migrations.py
+++ b/gregor_django/gregor_anvil/tests/test_migrations.py
@@ -352,7 +352,7 @@ def prepare(self):
     def test_date_completed(self):
         UploadCycle = self.old_state.apps.get_model("gregor_anvil", "UploadCycle")
         upload_cycle = UploadCycle.objects.get(pk=self.upload_cycle_past.pk)
-        self.assertEqual(upload_cycle.date_ready_for_compute, upload_cycle.start_date + timedelta(days=7))
+        self.assertEqual(upload_cycle.date_ready_for_compute, upload_cycle.start_date + timedelta(weeks=4))
         upload_cycle = UploadCycle.objects.get(pk=self.upload_cycle_current.pk)
         self.assertIsNone(upload_cycle.date_ready_for_compute)
         upload_cycle = UploadCycle.objects.get(pk=self.upload_cycle_future.pk)
@@ -432,7 +432,9 @@ def prepare(self):
     def test_date_qc_completed(self):
         UploadWorkspace = self.old_state.apps.get_model("gregor_anvil", "UploadWorkspace")
         upload_workspace = UploadWorkspace.objects.get(pk=self.upload_workspace_past.pk)
-        self.assertEqual(upload_workspace.date_qc_completed, upload_workspace.upload_cycle.end_date + timedelta(days=7))
+        self.assertEqual(
+            upload_workspace.date_qc_completed, upload_workspace.upload_cycle.end_date + timedelta(weeks=2)
+        )
         upload_workspace = UploadWorkspace.objects.get(pk=self.upload_workspace_current.pk)
         self.assertIsNone(upload_workspace.date_qc_completed)
         upload_workspace = UploadWorkspace.objects.get(pk=self.upload_workspace_future.pk)
@@ -514,7 +516,6 @@ def prepare(self):
             workspace=workspace,
         )
 
-
     def test_date_completed(self):
         CombinedConsortiumDataWorkspace = self.new_state.apps.get_model("gregor_anvil", "CombinedConsortiumDataWorkspace")
         workspace = CombinedConsortiumDataWorkspace.objects.get(pk=self.combined_workspace_shared.pk)