diff --git a/split-dl.sh b/split-dl.sh
index 49497ac..17c925c 100755
--- a/split-dl.sh
+++ b/split-dl.sh
@@ -33,7 +33,7 @@ function compmd5 {
 }
 
 function getdu {
-  du $1 | awk -F" " '{ print $1 }'
+  du -b $1 | awk -F" " '{ print $1 }'
 }
 
 function compdu {