diff --git a/highscore/scores/migrations/0002_alter_score_version.py b/highscore/scores/migrations/0002_alter_score_version.py
new file mode 100644
index 0000000..b62a5d5
--- /dev/null
+++ b/highscore/scores/migrations/0002_alter_score_version.py
@@ -0,0 +1,22 @@
+# Generated by Django 6.0.6 on 2026-06-12 01:30
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("scores", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="score",
+            name="version",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="scores",
+                to="scores.version",
+            ),
+        ),
+    ]
diff --git a/highscore/scores/models.py b/highscore/scores/models.py
index 61a5752..42d27e6 100644
--- a/highscore/scores/models.py
+++ b/highscore/scores/models.py
@@ -30,9 +30,7 @@ class ScoreManager(models.Manager):
 class Score(models.Model):
     username = models.CharField(max_length=100)
     points = models.IntegerField()
-    version = models.ForeignKey(
-        Version, on_delete=models.PROTECT, null=True, blank=True, related_name="scores"
-    )
+    version = models.ForeignKey(Version, on_delete=models.PROTECT, related_name="scores")
     created_at = models.DateTimeField(auto_now_add=True)
 
     objects = ScoreManager()