diff --git a/stage0/13-image/00-run.sh b/stage0/13-image/00-run.sh
index 79e886e..f4a234a 100755
--- a/stage0/13-image/00-run.sh
+++ b/stage0/13-image/00-run.sh
@@ -18,7 +18,7 @@ n
 
 
 8192
-+$((BOOT_SIZE * 2 /512))
++$((BOOT_SIZE * 2 / 512))
 p
 t
 c