diff --git a/modules/packet_proxy/packet_proxy_linux.go b/modules/packet_proxy/packet_proxy_linux.go
index e69fe485..9a40fcff 100644
--- a/modules/packet_proxy/packet_proxy_linux.go
+++ b/modules/packet_proxy/packet_proxy_linux.go
@@ -16,15 +16,13 @@ import (
 	"github.com/evilsocket/islazy/fs"
 )
 
-type hookFunc func(q *nfqueue.Nfqueue, a nfqueue.Attribute) int
-
 type PacketProxy struct {
 	session.SessionModule
 	chainName  string
 	rule       string
 	queue      *nfqueue.Nfqueue
 	queueNum   int
-	queueCb    hookFunc
+	queueCb    func(q *nfqueue.Nfqueue, a nfqueue.Attribute) int
 	pluginPath string
 	plugin     *plugin.Plugin
 }
@@ -151,7 +149,7 @@ func (mod *PacketProxy) Configure() (err error) {
 			return
 		} else if sym, err = mod.plugin.Lookup("OnPacket"); err != nil {
 			return
-		} else if mod.queueCb, ok = sym.(hookFunc); !ok {
+		} else if mod.queueCb, ok = sym.(func(q *nfqueue.Nfqueue, a nfqueue.Attribute) int); !ok {
 			return fmt.Errorf("Symbol OnPacket is not a valid callback function.")
 		}
 
diff --git a/modules/ticker/ticker.go b/modules/ticker/ticker.go
index e629d2f0..34c4c02b 100644
--- a/modules/ticker/ticker.go
+++ b/modules/ticker/ticker.go
@@ -43,7 +43,7 @@ func NewTicker(s *session.Session) *Ticker {
 		}))
 
 	mod.AddHandler(session.NewModuleHandler("ticker off", "",
-		"Stop the maint icker.",
+		"Stop the main ticker.",
 		func(args []string) error {
 			return mod.Stop()
 		}))
diff --git a/modules/wifi/wifi.go b/modules/wifi/wifi.go
index 0cd0338f..2a000f4b 100644
--- a/modules/wifi/wifi.go
+++ b/modules/wifi/wifi.go
@@ -265,8 +265,8 @@ func NewWiFiModule(s *session.Session) *WiFiModule {
 
 	mod.AddHandler(probe)
 
-	channelSwitchAnnounce := session.NewModuleHandler("wifi.channel_switch_announce bssid channel ", `wifi\.channel_switch_announce ((?:[a-fA-F0-9:]{11,}))\s+((?:[0-9]+))`,
-		"Start a 802.11 channel hop attack, all client will be force to change the channel lead to connection down.",
+	channelSwitchAnnounce := session.NewModuleHandler("wifi.channel_switch_announce BSSID CHANNEL ", `wifi\.channel_switch_announce ((?:[a-fA-F0-9:]{11,}))\s+((?:[0-9]+))`,
+		"Start a 802.11 channel hop attack, all client will be forced to change the channel lead to connection down.",
 		func(args []string) error {
 			bssid, err := net.ParseMAC(args[0])
 			if err != nil {