diff --git a/modules.d/40network/net-lib.sh b/modules.d/40network/net-lib.sh
index f9b461bb..d62d5adc 100644
--- a/modules.d/40network/net-lib.sh
+++ b/modules.d/40network/net-lib.sh
@@ -366,3 +366,7 @@ linkup() {
      && wait_for_if_up $1 2>/dev/null
 }
 
+type hostname >/dev/null 2>&1 || \
+hostname() {
+	cat /proc/sys/kernel/hostname
+}