diff --git a/pulp_ansible/app/management/commands/datarepair-ansible-collection-sha256.py b/pulp_ansible/app/management/commands/datarepair-ansible-collection-sha256.py
deleted file mode 100644
index 6ec68208a..000000000
--- a/pulp_ansible/app/management/commands/datarepair-ansible-collection-sha256.py
+++ /dev/null
@@ -1,56 +0,0 @@
-from gettext import gettext as _
-
-from django.core.management import BaseCommand
-from django.db import transaction
-
-from pulp_ansible.app.models import CollectionVersion
-
-
-class Command(BaseCommand):
-    """
-    Django management command to repair ansible collection versions without sha256.
-    """
-
-    help = (
-        "This script repairs ansible collection versions without sha256 if artifacts are available."
-    )
-
-    def add_arguments(self, parser):
-        """Set up arguments."""
-        parser.add_argument(
-            "--dry-run",
-            action="store_true",
-            help=_("Don't modify anything, just collect results."),
-        )
-
-    def handle(self, *args, **options):
-        dry_run = options["dry_run"]
-        failed_units = 0
-        repaired_units = 0
-
-        unit_qs = CollectionVersion.objects.filter(sha256__isnull=True)
-        count = unit_qs.count()
-        print(f"CollectionVersions to repair: {count}")
-        if count == 0:
-            return
-
-        for unit in unit_qs.iterator():
-            try:
-                content_artifact = unit.contentartifact_set.get()
-                artifact = content_artifact.artifact
-                unit.sha256 = artifact.sha256
-
-                if not dry_run:
-                    with transaction.atomic():
-                        unit.save(update_fields=["sha256"])
-            except Exception as e:
-                failed_units += 1
-                print(
-                    f"Failed to migrate collection version '{unit.namespace}.{unit.name}' "
-                    f"'{unit.version}': {e}"
-                )
-            else:
-                repaired_units += 1
-
-        print(f"Successfully repaired collection versions: {repaired_units}")
-        print(f"Collection versions failed to repair: {failed_units}")
diff --git a/pulp_ansible/app/migrations/0058_collectionversion_unique_sha256.py b/pulp_ansible/app/migrations/0058_collectionversion_unique_sha256.py
new file mode 100644
index 000000000..45ba36b6c
--- /dev/null
+++ b/pulp_ansible/app/migrations/0058_collectionversion_unique_sha256.py
@@ -0,0 +1,22 @@
+# Generated by Django 3.2.14 on 2022-07-21 23:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('ansible', '0057_collectionversion_sha256_migrate'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='collectionversion',
+            name='sha256',
+            field=models.CharField(db_index=True, max_length=64, null=False),
+        ),
+        migrations.AlterUniqueTogether(
+            name='collectionversion',
+            unique_together={('sha256',)},
+        ),
+    ]
diff --git a/pulp_ansible/app/models.py b/pulp_ansible/app/models.py
index 96df7e9b4..3d2813882 100644
--- a/pulp_ansible/app/models.py
+++ b/pulp_ansible/app/models.py
@@ -179,7 +179,7 @@ class CollectionVersion(Content):
     namespace = models.CharField(max_length=64, editable=False)
     repository = models.CharField(default="", blank=True, max_length=2000, editable=False)
     requires_ansible = models.CharField(null=True, max_length=255)
-    sha256 = models.CharField(max_length=64, null=True, blank=False)
+    sha256 = models.CharField(max_length=64, db_index=True, null=False, blank=False)
 
     version = models.CharField(max_length=128, db_collation="pulp_ansible_semver")
     version_major = models.IntegerField()
@@ -229,7 +229,7 @@ def __str__(self):
 
     class Meta:
         default_related_name = "%(app_label)s_%(model_name)s"
-        unique_together = (("namespace", "name", "version"), ("sha256",))
+        unique_together = ("sha256",)
         constraints = [
             UniqueConstraint(
                 fields=("collection", "is_highest"),