diff --git a/services/backend/apps/achievement/models.py b/services/backend/apps/achievement/models.py
index ef0689a..3da64bd 100644
--- a/services/backend/apps/achievement/models.py
+++ b/services/backend/apps/achievement/models.py
@@ -7,7 +7,7 @@ class Achievement(BaseModel):
         CORRECT_TASKS = "correct_tasks", "Выполненные задания"
 
     def image_url_upload_to(instance, filename):
-        return f"/achievements/{instance.id}/icon"
+        return f"achievements/{instance.id}/icon/{filename}"
 
     name = models.CharField(max_length=30, verbose_name="название",
                             unique=True)
diff --git a/services/backend/apps/competition/models.py b/services/backend/apps/competition/models.py
index 18212f4..5d9880f 100644
--- a/services/backend/apps/competition/models.py
+++ b/services/backend/apps/competition/models.py
@@ -15,7 +15,7 @@ class Competition(BaseModel):
         SOLO = "solo", "Индивидуальный"
 
     def image_url_upload_to(instance, filename):
-        return f"/competitions/{instance.id}/image"
+        return f"competitions/{instance.id}/image/{filename}"
 
     title = models.CharField(max_length=100, verbose_name="название")
     description = models.TextField(verbose_name="описание")
diff --git a/services/backend/apps/task/models.py b/services/backend/apps/task/models.py
index 58d26bc..eea6047 100644
--- a/services/backend/apps/task/models.py
+++ b/services/backend/apps/task/models.py
@@ -18,7 +18,7 @@ class CompetitionTask(BaseModel):
         REVIEW = "review", "Ручная"
 
     def answer_file_upload_to(instance, filename) -> str:
-        return f"/tasks/{instance.id}/answer/{uuid4()}/filename"
+        return f"tasks/{instance.id}/answer/{uuid4()}/{filename}"
 
     in_competition_position = models.PositiveSmallIntegerField(
         null=True, blank=True
@@ -81,7 +81,7 @@ class CompetitionTaskCriteria(BaseModel):
 
 class CompetitionTaskAttachment(BaseModel):
     def file_upload_at(instance, filename):
-        return f"/attachment/{instance.id}/file"
+        return f"attachment/{instance.id}/file/{filename}"
 
     task = models.ForeignKey(CompetitionTask, on_delete=models.CASCADE,
                              verbose_name="задание")
@@ -98,10 +98,10 @@ class CompetitionTaskSubmission(BaseModel):
         CHECKED = "checked"
 
     def submission_content_upload_to(instance, filename) -> str:
-        return f"submissions/{instance.id}/content"
+        return f"submissions/{instance.id}/content/{filename}"
 
     def submission_stdout_upload_to(instance, filename) -> str:
-        return f"/submissions/{instance.id}/stdout"
+        return f"submissions/{instance.id}/stdout/{filename}"
 
     user = models.ForeignKey(User, on_delete=models.CASCADE,
                              verbose_name="пользователь")