diff --git a/aws/FSS-Storage-Stack.template b/aws/FSS-Storage-Stack.template
index 479386b..499d608 100644
--- a/aws/FSS-Storage-Stack.template
+++ b/aws/FSS-Storage-Stack.template
@@ -820,6 +820,7 @@ Resources:
                   - s3:GetObject
                   - s3:GetObjectTagging
                   - s3:PutObjectTagging
+                  - s3:ListBucket
                 Resource: !Sub arn:${AWS::Partition}:s3:::${S3BucketToScan}/*
   PostScanActionTagPolicyForDLQ:
     Type: AWS::IAM::Policy