diff --git a/script/clear-target-dir-if-larger-than b/script/clear-target-dir-if-larger-than
index b77b4cff0f3d2bf22756538a49e38e8a11c200ef..f5219dcc537178e50ea300aa3df3871ace9182a2 100755
--- a/script/clear-target-dir-if-larger-than
+++ b/script/clear-target-dir-if-larger-than
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -eu
+set -euxo pipefail
 
 if [[ $# -ne 1 ]]; then
     echo "usage: $0 <MAX_SIZE_IN_GB>"