diff --git a/template.yml b/template.yml
index 7194b60..7215a6d 100644
--- a/template.yml
+++ b/template.yml
@@ -47,7 +47,7 @@ Resources:
         - AWSSecretsManagerGetSecretValuePolicy:
             SecretArn: !Sub 'arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:${SecretName}*'
         - S3FullAccessPolicy:
-            BucketName: !Sub BucketName
+            BucketName: !Ref BucketName
 
   Api:
     Name: !Sub "${Project}-${Stage}-http-api"