diff --git a/openwrt/package/ppp/files/ifup.pppoa b/openwrt/package/ppp/files/ifup.pppoa
index 6539c3ae8e..475224ff35 100644
--- a/openwrt/package/ppp/files/ifup.pppoa
+++ b/openwrt/package/ppp/files/ifup.pppoa
@@ -31,7 +31,7 @@ esac
 MTU=$(nvram get ppp_mtu)
 MTU=${MTU:-1500}
 
-/usr/sbin/pppd nodetach \
+/usr/sbin/pppd \
 	plugin pppoatm.so ${VPI:-8}.${VCI:-35} \
 	usepeerdns \
 	defaultroute \
diff --git a/openwrt/package/ppp/files/ifup.pppoe b/openwrt/package/ppp/files/ifup.pppoe
index 4c42fa5bb2..a038b34279 100644
--- a/openwrt/package/ppp/files/ifup.pppoe
+++ b/openwrt/package/ppp/files/ifup.pppoe
@@ -31,7 +31,7 @@ MTU=$(nvram get ppp_mtu)
 MTU=${MTU:-1492}
 
 ifconfig $IFNAME up
-/usr/sbin/pppd nodetach \
+/usr/sbin/pppd \
 	plugin rp-pppoe.so \
 	connect /bin/true \
 	usepeerdns \
diff --git a/openwrt/package/pptp/files/ifup.pptp b/openwrt/package/pptp/files/ifup.pptp
index eda78e4402..c8a1a5eee8 100644
--- a/openwrt/package/pptp/files/ifup.pptp
+++ b/openwrt/package/pptp/files/ifup.pptp
@@ -36,7 +36,7 @@ NETMASK=$(nvram get ${type}_netmask)
 IFNAME=$(nvram get pptp_ifname)
 [ -z "$NETMASK" -o -z "$IFNAME" ] || ifconfig $IFNAME netmask $NETMASK
 
-/usr/sbin/pppd nodetach \
+/usr/sbin/pppd \
 	pty "/usr/sbin/pptp $IP --loglevel 0 --nolaunchpppd" \
 	file /etc/ppp/options.pptp \
 	connect /bin/true \