diff --git a/mysql-backup-s3/backup.sh b/mysql-backup-s3/backup.sh
index eb604e4..ca566f3 100644
--- a/mysql-backup-s3/backup.sh
+++ b/mysql-backup-s3/backup.sh
@@ -52,7 +52,7 @@ copy_s3 () {
 
   echo "Uploading ${DEST_FILE} on S3..."
 
-  cat $SRC_FILE | aws $AWS_ARGS s3 cp - s3://$S3_BUCKET/$S3_PREFIX/$DEST_FILE
+  cat $SRC_FILE | aws $AWS_ARGS s3 cp --storage-class STANDARD_IA - s3://$S3_BUCKET/$S3_PREFIX/$DEST_FILE
 
   if [ $? != 0 ]; then
     >&2 echo "Error uploading ${DEST_FILE} on S3"