diff --git a/tools/bits-info.sh b/tools/bits-info.sh
index 6e818388..7b6a86d8 100755
--- a/tools/bits-info.sh
+++ b/tools/bits-info.sh
@@ -12,7 +12,7 @@ SCRIPT_VERSION='1.4'
 
 set -u 2> /dev/null || :
 # shellcheck disable=SC3040 # Ignore: In POSIX sh, set option pipefail is undefined
-case "$(set 2> /dev/null +o || :)" in *'o pipefail'*) echo 'ok'; set -o pipefail || printf 1>&2 '%s\n' 'Failed: pipefail' ;; *) ;; esac
+case "$(set 2> /dev/null +o || set || :)" in *'o pipefail'*) echo 'ok'; set -o pipefail || printf 1>&2 '%s\n' 'Failed: pipefail' ;; *) ;; esac
 
 echo '---'
 set +o | grep pipefail || set +o