diff --git a/shadowsocks-libev/files/shadowsocks-libev.init b/shadowsocks-libev/files/shadowsocks-libev.init
index 41e48aa4a..c0590eb35 100644
--- a/shadowsocks-libev/files/shadowsocks-libev.init
+++ b/shadowsocks-libev/files/shadowsocks-libev.init
@@ -225,6 +225,26 @@ ss_rules() {
 	src_ips_bypass6="$(echo "$src_ips_bypass" | grep -o '\([0-9a-fA-F]\{0,4\}:\)\{1,7\}[0-9a-fA-F]\{0,4\}' | sort -u)"
 	src_ips_forward6="$(echo "$src_ips_forward" | grep -o '\([0-9a-fA-F]\{0,4\}:\)\{1,7\}[0-9a-fA-F]\{0,4\}' | sort -u)"
 	src_ips_checkdst6="$(echo "$src_ips_checkdst" | grep -o '\([0-9a-fA-F]\{0,4\}:\)\{1,7\}[0-9a-fA-F]\{0,4\}' | sort -u)"
+	[ -z "$dst_ips_bypass4" ] && [ -z "$dst_ips_bypass6" ] && {
+		dst_ips_bypass4="$dst_ips_bypass"
+		dst_ips_bypass6="$dst_ips_bypass"
+	}
+	[ -z "$dst_ips_forward4" ] && [ -z "$dst_ips_forward6" ] && {
+		dst_ips_forward4="$dst_ips_forward"
+		dst_ips_forward6="$dst_ips_forward"
+	}
+	[ -z "$src_ips_bypass4" ] && [ -z "$src_ips_bypass6" ] && {
+		src_ips_bypass4="$src_ips_bypass"
+		src_ips_bypass6="$src_ips_bypass"
+	}
+	[ -z "$src_ips_forward4" ] && [ -z "$src_ips_forward6" ] && {
+		src_ips_forward4="$src_ips_forward"
+		src_ips_forward6="$src_ips_forward"
+	}
+	[ -z "$src_ips_checkdst4" ] && [ -z "$src_ips_checkdst6" ] && {
+		src_ips_checkdst4="$src_ips_checkdst"
+		src_ips_checkdst6="$src_ips_checkdst"
+	}
 	[ "$dst_forward_recentrst" = 0 ] || args="$args --dst-forward-recentrst"
 
 	ss_rules_call