diff --git a/spcd.sh b/spcd.sh
index 1db0604..f58bd2e 100644
--- a/spcd.sh
+++ b/spcd.sh
@@ -649,6 +649,9 @@ spcd_install_packages() {
 	spcd_step "Install ShellFormat"
 	case "${SPCD_OS_ID}" in
 	"${SPCD_OS_ALMA}" | "${SPCD_OS_ROCKY}") ;;
+	"${SPCD_OS_DEBIAN}")
+		[ "${SPCD_OS_VERSION}" != "bullseye" ] && spcd_install_package "shfmt"
+		;;
 	*) spcd_install_package "shfmt" ;;
 	esac
 	# ssh