diff --git a/backend/api/posts/serializers.py b/backend/api/posts/serializers.py
index 87c4935..e292e51 100644
--- a/backend/api/posts/serializers.py
+++ b/backend/api/posts/serializers.py
@@ -1,3 +1,4 @@
+from itertools import count
 from typing import Dict, List, Optional
 from rest_framework import serializers
 
diff --git a/backend/apps/files/models.py b/backend/apps/files/models.py
index a6c691e..9262b4e 100644
--- a/backend/apps/files/models.py
+++ b/backend/apps/files/models.py
@@ -10,6 +10,10 @@ def get_upload_to_posts(instance, filename):
     return get_upload_to(instance, filename, "posts")
 
 
+def get_upload_to_thumbnails(instance, filename):
+    return get_upload_to(instance, filename, "thumbnails")
+
+
 class FileNameModel(models.Model):
     filename = models.CharField(max_length=512)
 
@@ -46,6 +50,11 @@ class PostFileModel(models.Model):
 
     manual_added = models.BooleanField(default=False)
 
+    # Thumbnails for video file and others
+    thumbnail = models.FileField(upload_to=get_upload_to_thumbnails, blank=True)
+    thumbnail_hash_blake3 = models.CharField(max_length=128, blank=True)
+    thumbnail_blur_hash = models.CharField(max_length=64, blank=True)
+
     class Meta:
         verbose_name = "Post File"
         verbose_name_plural = "Post Files"