diff --git a/shadowsocks-libev/files/shadowsocks-libev.init b/shadowsocks-libev/files/shadowsocks-libev.init
index 3771253b2..7df26349d 100644
--- a/shadowsocks-libev/files/shadowsocks-libev.init
+++ b/shadowsocks-libev/files/shadowsocks-libev.init
@@ -85,8 +85,8 @@ ss_mkjson_ss_local_conf() {
 		obfs_options="obfs=$obfs_type"
 		[ -z "$obfs_host" ] || obfs_options="$obfs_options;obfs-host=$obfs_host"
 		[ -z "$obfs_uri" ] || obfs_options="$obfs_options;obfs-uri=$obfs_uri"
-		[ "$fast_open" = 1 ] && obfs_options="$obfs_options;fast-open"
-		[ "$mptcp" = 1 ] && obfs_options="$obfs_options;mptcp"
+		[ "$fast_open" = true ] && obfs_options="$obfs_options;fast-open"
+		[ "$mptcp" = true ] && obfs_options="$obfs_options;mptcp"
 		[ -z "$timeout" ] || obfs_options="$obfs_options;t=$timeout"
 		cat <<-EOF
 			${obfs:+${q}plugin${q}: ${q}/usr/bin/obfs-local${q},${q}plugin_opts${q}: ${q}$obfs_options${q},}
@@ -105,8 +105,8 @@ ss_mkjson_ss_redir_conf() {
 		obfs_options="obfs=$obfs_type"
 		[ -z "$obfs_host" ] || obfs_options="$obfs_options;obfs-host=$obfs_host"
 		[ -z "$obfs_uri" ] || obfs_options="$obfs_options;obfs-uri=$obfs_uri"
-		[ "$fast_open" = 1 ] && obfs_options="$obfs_options;fast-open"
-		[ "$mptcp" = 1 ] && obfs_options="$obfs_options;mptcp"
+		[ "$fast_open" = true ] && obfs_options="$obfs_options;fast-open"
+		[ "$mptcp" = true ] && obfs_options="$obfs_options;mptcp"
 		[ -z "$timeout" ] || obfs_options="$obfs_options;t=$timeout"
 		cat <<-EOF
 			${obfs:+${q}plugin${q}: ${q}/usr/bin/obfs-local${q},${q}plugin_opts${q}: ${q}$obfs_options${q},}
@@ -119,8 +119,9 @@ ss_mkjson_ss_server_conf() {
 	[ "$obfs" = 0 ] && obfs=false || obfs=true
 	if $obfs; then
 		obfs_options="obfs=$obfs_type"
-		[ "$fast_open" = 1 ] && obfs_options="$obfs_options;fast-open"
-		[ "$mptcp" = 1 ] && obfs_options="$obfs_options;mptcp"
+		[ "$fast_open" = true ] && obfs_options="$obfs_options;fast-open"
+		[ "$mptcp" = true ] && obfs_options="$obfs_options;mptcp"
+		[ -z "$timeout" ] || obfs_options="$obfs_options;t=$timeout"
 		cat <<-EOF
 			${obfs:+${q}plugin${q}: ${q}/usr/bin/obfs-server${q},${q}plugin_opts${q}: ${q}$obfs_options${q},}
 		EOF
@@ -138,6 +139,7 @@ ss_mkjson_ss_tunnel_conf() {
 		obfs_options="obfs=$obfs_type"
 		[ -z "$obfs_host" ] || obfs_options="$obfs_options;obfs-host=$obfs_host"
 		[ -z "$obfs_uri" ] || obfs_options="$obfs_options;obfs-uri=$obfs_uri"
+		[ -z "$timeout" ] || obfs_options="$obfs_options;t=$timeout"
 		cat <<-EOF
 			${obfs:+${q}plugin${q}: ${q}/usr/bin/obfs-local${q},${q}plugin_opts${q}: ${q}$obfs_options${q},}
 		EOF