diff --git a/test/check_task_statuses.sh b/test/check_task_statuses.sh
index 02f503a..dd33b11 100755
--- a/test/check_task_statuses.sh
+++ b/test/check_task_statuses.sh
@@ -153,7 +153,7 @@
 
 q() { "$@" > /dev/null 2>&1 ; } # cmd [args...]  # quiet a command
 
-gen_change_id() { echo "I$(uuidgen | openssl dgst -sha1 -binary | xxd -p)"; } # > change_id
+gen_change_id() { echo "I$(uuidgen | sha1sum | awk '{print $1}')"; } # > change_id
 
 commit_message() { printf "$1 \n\nChange-Id: $2" ; } # message change-id > commit_msg