diff --git a/config/settings.py b/config/settings.py
index 5eb300d..cb7351a 100644
--- a/config/settings.py
+++ b/config/settings.py
@@ -59,6 +59,7 @@ INSTALLED_APPS = [
     'rest_framework_simplejwt',
     'rest_framework_simplejwt.token_blacklist',
     'corsheaders',
+    'storages',
     'users',
     'portfolios',
     'projects',
@@ -112,6 +113,25 @@ DATABASES = {
     }
 }
 
+# aws s3
+AWS_ACCESS_KEY_ID = env('AWS_ACCESS_KEY_ID')
+AWS_SECRET_ACCESS_KEY = env('AWS_SECRET_ACCESS_KEY')
+AWS_STORAGE_BUCKET_NAME = 'colio-service'
+AWS_S3_REGION_NAME = 'ap-northeast-2'
+
+AWS_S3_FILE_OVERWRITE = True  # 같은 이름 파일 덮어쓰기
+AWS_DEFAULT_ACL = None  # 권한 제어 (None이면 기본 권한)
+AWS_QUERYSTRING_AUTH = False  # 서명 없는 URL 사용
+
+# DEFAULT_FILE_STORAGE = 'storages.backends.s3boto3.S3Boto3Storage'
+
+STORAGES = {
+    "default": {
+        "BACKEND": "storages.backends.s3boto3.S3Boto3Storage",
+    },
+    "staticfiles": "storages.backends.s3boto3.S3Boto3Storage",
+}
+
 
 # Password validation
 # https://docs.djangoproject.com/en/5.1/ref/settings/#auth-password-validators