diff --git a/Dockerfile b/Dockerfile
index 0a9e536..8e0a4da 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,6 +27,7 @@ RUN apt update && apt install -y \
     texlive-xetex \
     pandoc \
     librsvg2-bin \
+    curl \
     && rm -rf /var/lib/apt/lists/*
 
 RUN curl -sL https://deb.nodesource.com/setup_20.x | bash - \
diff --git a/ielts_be/api/exam/grade.py b/ielts_be/api/exam/grade.py
index 2428610..6312e1f 100644
--- a/ielts_be/api/exam/grade.py
+++ b/ielts_be/api/exam/grade.py
@@ -23,7 +23,6 @@ async def grade_writing_task(
     return await grade_controller.grade_writing_task(task, data, background_tasks)
 
 
-
 @grade_router.post(
     '/speaking/{task}',
     dependencies=[Depends(Authorized([IsAuthenticatedViaBearerToken]))]
diff --git a/ielts_be/configs/constants.py b/ielts_be/configs/constants.py
index 56b9a54..c42780a 100644
--- a/ielts_be/configs/constants.py
+++ b/ielts_be/configs/constants.py
@@ -106,6 +106,7 @@ class FilePaths:
     FIREBASE_LISTENING_AUDIO_FILES_PATH = 'listening_recordings/'
     VIDEO_FILES_PATH = 'download-video/'
     FIREBASE_SPEAKING_VIDEO_FILES_PATH = 'speaking_videos/'
+    WRITING_ATTACHMENTS = 'writing_attachments/'
 
 
 class TemperatureSettings:
diff --git a/ielts_be/controllers/impl/grade.py b/ielts_be/controllers/impl/grade.py
index 830cbef..f4c70b6 100644
--- a/ielts_be/controllers/impl/grade.py
+++ b/ielts_be/controllers/impl/grade.py
@@ -25,9 +25,6 @@ class GradeController(IGradeController):
         self,
         task: int, dto: WritingGradeTaskDTO, background_tasks: BackgroundTasks
     ):
-        if task == 1 and dto.type == "academic" and dto.attachment is None:
-            raise HTTPException(status_code=400, detail="Academic writing task requires a picture!")
-
         await self._evaluation_service.create_evaluation(
             dto.userId, dto.sessionId, dto.exerciseId, EvaluationType.WRITING, task
         )
diff --git a/ielts_be/dtos/writing.py b/ielts_be/dtos/writing.py
index 4dc9b4d..468820c 100644
--- a/ielts_be/dtos/writing.py
+++ b/ielts_be/dtos/writing.py
@@ -9,4 +9,4 @@ class WritingGradeTaskDTO(BaseModel):
     exerciseId: str
     question: str
     answer: str
-    attachment: Optional[str]
+    attachment: Optional[str] = None
diff --git a/ielts_be/services/impl/exam/writing/grade.py b/ielts_be/services/impl/exam/writing/grade.py
index 1b22a30..2ebee83 100644
--- a/ielts_be/services/impl/exam/writing/grade.py
+++ b/ielts_be/services/impl/exam/writing/grade.py
@@ -1,8 +1,9 @@
 import asyncio
+import os
 from typing import Dict, Optional
 from uuid import uuid4
 
-from ielts_be.configs.constants import GPTModels, TemperatureSettings
+from ielts_be.configs.constants import GPTModels, TemperatureSettings, FilePaths
 from ielts_be.helpers import TextHelper, ExercisesHelper, FileHelper
 from ielts_be.repositories import IFileStorage
 from ielts_be.services import ILLMService, IAIDetectorService
@@ -54,19 +55,23 @@ class GradeWriting:
                     })
                 else:
                     uuid = str(uuid4())
-                    name = attachment.split('/')[-1]
+                    name = attachment.split('%2F')[-1].split('?')[0]
+                    os.makedirs(f'./tmp/{uuid}/', exist_ok=True)
                     out_path = f'./tmp/{uuid}/{name}'
-                    path = await self._file_storage.download_firebase_file(attachment, out_path)
+                    path = await self._file_storage.download_firebase_file(f'{FilePaths.WRITING_ATTACHMENTS}{name}', out_path)
+                    b64_image = await FileHelper.encode_image(path)
                     messages.append(
                         {
                             "role": "user",
-                            "content": {
-                                "type": "image_url",
-                                "image_url": {
-                                "url": f"data:image/{name.split('.')[-1]};base64,{FileHelper.encode_image(path)}"
-                            }
+                            "content": [{
+                                    "type": "image_url",
+                                    "image_url": {
+                                        "url": f"data:image/{name.split('.')[-1]};base64,{b64_image}"
+                                    }
+                            }]
                         }
-                    })
+                    )
+                    FileHelper.remove_directory(f'./tmp/{uuid}')
 
             temperature = (
                 TemperatureSettings.GRADING_TEMPERATURE