diff --git a/lib/config/aws.go b/lib/config/aws.go
index d4886d4..93f6369 100644
--- a/lib/config/aws.go
+++ b/lib/config/aws.go
@@ -15,7 +15,6 @@ import (
 // AWS configures credentials for access to Amazon Web Services.
 // It is intended to be used in composition rather than a key.
 type AWS struct {
-	AccountID       string `json:"account_id" env:"AWS_ACCOUNT_ID"`
 	AccessKeyID     string `json:"access_key_id" env:"AWS_ACCESS_KEY_ID"`
 	AccessKeySecret string `json:"access_key_secret" env:"AWS_SECRET_ACCESS_KEY"`