diff --git a/README.md b/README.md
index 1ffe714..41e3143 100644
--- a/README.md
+++ b/README.md
@@ -113,8 +113,8 @@ Output images by default are returned in base64 format form the serverless API.
 
 ```
 ENABLE_S3_UPLOAD="TRUE"
-AWS_ACCESS_KEY="<aws-access-key-contents>"
-AWS_SECRET_KEY="<aws-secret-key-contents>"
+AWS_ACCESS_KEY_ID="<aws-access-key-contents>"
+AWS_SECRET_ACCESS_KEY="<aws-secret-key-contents>"
 AWS_BUCKET_NAME="<aws-bucket-name>"
 AWS_REGION="<aws-bucket-upload-region>"
 ```
diff --git a/src/handler.py b/src/handler.py
index 317264e..a03aa0f 100644
--- a/src/handler.py
+++ b/src/handler.py
@@ -36,8 +36,8 @@
 MODEL_CACHE_PATH = "/runpod-volume/models" if PROD else MODEL_CACHE_PATH_DEV
 # AWS config
 ENABLE_S3_UPLOAD = os.getenv('ENABLE_S3_UPLOAD', 'FALSE') == 'TRUE'
-AWS_ACCESS_KEY = os.getenv('AWS_ACCESS_KEY', '')
-AWS_SECRET_KEY = os.getenv('AWS_SECRET_KEY', '')
+AWS_ACCESS_KEY_ID = os.getenv('AWS_ACCESS_KEY_ID_ID', '')
+AWS_SECRET_ACCESS_KEY = os.getenv('AWS_SECRET_ACCESS_KEY', '')
 AWS_BUCKET_NAME = os.getenv('AWS_BUCKET_NAME', '')
 AWS_REGION_DEFAULT = 'us-east-1'
 AWS_REGION = os.getenv('AWS_REGION', AWS_REGION_DEFAULT)
@@ -256,8 +256,8 @@ def get_s3_client():
         print("Connecting to S3")
         s3_client = boto3.client(
             's3',
-            aws_access_key_id=AWS_ACCESS_KEY,
-            aws_secret_access_key=AWS_SECRET_KEY,
+            AWS_ACCESS_KEY_ID_id=AWS_ACCESS_KEY_ID,
+            aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
             region_name=AWS_REGION
         )
         print("Connected to S3")