diff --git a/src/scripts/clearvolume.sh b/src/scripts/clearvolume.sh
index 3e856579c..b2ade6d2e 100755
--- a/src/scripts/clearvolume.sh
+++ b/src/scripts/clearvolume.sh
@@ -17,7 +17,7 @@ if [[ "$1" == "--check" ]]; then
     exit 0
 fi
 
-volume_dir="12"
+volume_dir="$1"
 
 if [[ "${BOX_ENV}" == "test" ]]; then
     # be careful not to nuke some random directory when testing