diff --git a/package/6in4/Makefile b/package/6in4/Makefile
index b9fa220df..5722a4863 100644
--- a/package/6in4/Makefile
+++ b/package/6in4/Makefile
@@ -8,8 +8,8 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=6in4
-PKG_VERSION:=5
-PKG_RELEASE:=2
+PKG_VERSION:=6
+PKG_RELEASE:=1
 
 include $(INCLUDE_DIR)/package.mk
 
diff --git a/package/6in4/files/6in4.sh b/package/6in4/files/6in4.sh
index 62a60dc8f..2af1f74b2 100755
--- a/package/6in4/files/6in4.sh
+++ b/package/6in4/files/6in4.sh
@@ -2,7 +2,7 @@
 # Copyright (c) 2010 OpenWrt.org
 
 find_6in4_wanif() {
-	local if=$(ip -4 r l e 0/0); if="${if#default* dev }"; if="${if%% *}"
+	local if=$(ip -4 r l e 0.0.0.0/0); if="${if#default* dev }"; if="${if%% *}"
 	[ -n "$if" ] && grep -qs "^ *$if:" /proc/net/dev && echo "$if"
 }