diff --git a/core/migrations/0045_quickuploadimage.py b/core/migrations/0045_quickuploadimage.py
index 30091c72..9464848c 100644
--- a/core/migrations/0045_quickuploadimage.py
+++ b/core/migrations/0045_quickuploadimage.py
@@ -1,4 +1,4 @@
-# Generated by Django 4.2.20 on 2025-04-10 08:14
+# Generated by Django 4.2.20 on 2025-04-10 09:34
 
 import django.db.models.deletion
 from django.conf import settings
@@ -29,6 +29,7 @@ class Migration(migrations.Migration):
                     "image",
                     models.ImageField(
                         height_field="height",
+                        unique=True,
                         upload_to="upload/%Y/%m/%d",
                         width_field="width",
                     ),
diff --git a/core/models.py b/core/models.py
index 198a38b6..5c873c6c 100644
--- a/core/models.py
+++ b/core/models.py
@@ -1115,7 +1115,10 @@ class QuickUploadImage(models.Model):
     uuid = models.UUIDField(unique=True, db_index=True)
     name = models.CharField(max_length=IMAGE_NAME_SIZE, blank=False)
     image = models.ImageField(
-        upload_to="upload/%Y/%m/%d", width_field="width", height_field="height"
+        upload_to="upload/%Y/%m/%d",
+        width_field="width",
+        height_field="height",
+        unique=True,
     )
     uploader = models.ForeignKey(
         "User",