diff --git a/pybossa/api/task_run.py b/pybossa/api/task_run.py
index 61e82b2b3..61a8e65d7 100644
--- a/pybossa/api/task_run.py
+++ b/pybossa/api/task_run.py
@@ -68,6 +68,7 @@ class TaskRunAPI(APIBase):
     def _preprocess_post_data(self, data):
         with_encryption = app.config.get('ENABLE_ENCRYPTION')
         upload_root_dir = app.config.get('S3_UPLOAD_DIRECTORY')
+        conn_name = "S3_TASKRUN_V2" if app.config.get("S3_CONN_TYPE_V2") else "S3_TASKRUN"
         if current_user.is_anonymous:
             raise Forbidden('')
         task_id = data['task_id']
@@ -84,7 +85,7 @@ def _preprocess_post_data(self, data):
             data['info'] = {}
             pyb_answer_url = upload_json_data(json_data=info, upload_path=path,
                 file_name='pyb_answer.json', encryption=with_encryption,
-                conn_name='S3_TASKRUN', upload_root_dir=upload_root_dir
+                conn_name=conn_name, upload_root_dir=upload_root_dir
             )
             if pyb_answer_url:
                 data['info']['pyb_answer_url'] = pyb_answer_url
@@ -222,9 +223,11 @@ def _upload_files_from_request(task_run_info, files, upload_path, with_encryptio
         if not key.endswith('__upload_url'):
             raise BadRequest("File upload field should end in __upload_url")
         file_obj = request.files[key]
-        s3_url = s3_upload_file_storage(app.config.get("S3_BUCKET"),
+        bucket = app.config.get("S3_BUCKET_V2") if app.config.get("S3_CONN_TYPE_V2") else app.config.get("S3_BUCKET")
+        conn_name = "S3_TASKRUN_V2" if app.config.get("S3_CONN_TYPE_V2") else "S3_TASKRUN"
+        s3_url = s3_upload_file_storage(bucket,
                                         file_obj,
-                                        directory=upload_path, conn_name='S3_TASKRUN',
+                                        directory=upload_path, conn_name=conn_name,
                                         with_encryption=with_encryption)
         task_run_info[key] = s3_url
 
diff --git a/pybossa/cloud_store_api/s3.py b/pybossa/cloud_store_api/s3.py
index 9304580d1..7b50fed8d 100644
--- a/pybossa/cloud_store_api/s3.py
+++ b/pybossa/cloud_store_api/s3.py
@@ -226,7 +226,7 @@ def upload_json_data(json_data, upload_path, file_name, encryption,
     conn_name, upload_root_dir=None, bucket=None):
     content = json.dumps(json_data, ensure_ascii=False)
     if not bucket:
-        bucket = app.config.get("S3_BUCKET")
+        bucket = app.config.get("S3_BUCKET_V2") if app.config.get("S3_CONN_TYPE_V2") else app.config.get("S3_BUCKET")
 
     return s3_upload_from_string(bucket, content, file_name,
         directory=upload_path, conn_name=conn_name,
diff --git a/pybossa/task_creator_helper.py b/pybossa/task_creator_helper.py
index 99578d266..1eee20881 100644
--- a/pybossa/task_creator_helper.py
+++ b/pybossa/task_creator_helper.py
@@ -87,13 +87,14 @@ def upload_files_priv(task, project_id, data, file_name):
         path='{}/{}'.format(task_hash, file_name)
     )
     file_url = url_for('fileproxy.encrypted_file', **values)
+    conn_name = "S3_TASK_REQUEST_V2" if store == current_app.config.get("S3_CONN_TYPE_V2") else "S3_TASK_REQUEST"
     internal_url = upload_json_data(
         bucket=bucket,
         json_data=data,
         upload_path=path,
         file_name=file_name,
         encryption=True,
-        conn_name= "S3_TASK_REQUEST_V2" if store == current_app.config.get("S3_CONN_TYPE_V2") else "S3_TASK_REQUEST"
+        conn_name=conn_name
     )
     return {'externalUrl': file_url, 'internalUrl': internal_url}
 
diff --git a/setup.py b/setup.py
index 1543d4d71..5a4a50b97 100644
--- a/setup.py
+++ b/setup.py
@@ -9,6 +9,7 @@
     "blinker==1.4",
     "boto==2.49.0",
     "boto3==1.28.62",
+    "botocore==1.31.62",
     "cachelib==0.3.0",
     "cachetools==4.2.2",
     "certifi==2021.5.30",