diff --git a/Makefile b/Makefile
index e68f989..efed42d 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=einat-ebpf
 PKG_VERSION:=0.1.2
-PKG_RELEASE:=4
+PKG_RELEASE:=5
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://codeload.github.com/EHfive/einat-ebpf/tar.gz/refs/tags/v$(PKG_VERSION)?
diff --git a/files/einat.init b/files/einat.init
index 01cde75..c22f6f1 100644
--- a/files/einat.init
+++ b/files/einat.init
@@ -57,7 +57,7 @@ einat_instance() {
 	procd_append_param netdev "$ifname"
 
 	if [ "$hairpin_enabled" = 1 -a -n "$hairpinif" ]; then
-		procd_append_param command --hairpin-if "$hairpinif"
+		procd_append_param command --hairpin-if lo $hairpinif
 		for n in $hairpinif; do
 			procd_append_param netdev "$n"
 		done