diff --git a/README.md b/README.md
index f3f2d82..86767ad 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,8 @@ The following is a description of the commands enabled by each flag:
 
 - `a`: add remove
 - `o`: op halfop deop dehalfop kick|k ban|b unban|u kb
-- `h`: halfop|hop dehalfop|dehop kick ban unban kb (hop and dehop can only be used on yourself and you cannot kick or kb people with o or h)
+- `h`: halfop|hop dehalfop|dehop kick|k ban|b unban|u kb (hop and dehop can only be used on yourself and you cannot kick or kb people with o or h)
+- `v`: voice, devoice
 - `t`: topic appendtopic
 - `s`: say
 
@@ -55,6 +56,10 @@ Op commands:
 - `deop raylu john`: deop raylu and john
 - `dehalfop`: dehalfop yourself
 - `dehalfop|dehop raylu john`: dehalfop raylu and john
+- `voice`: voice yourself
+- `voice raylu john`: voice raylu and john
+- `devoice`: devoice yourself
+- `devoice raylu john`: devoice raylu and john
 - `kick|k raylu`: kick raylu
 - `ban|b raylu john!*@*`: ban raylu by hostname and john by nick
 - `unban|u raylu john!*@*`: unban raylu by hostname and john by nick
diff --git a/cmd-op.go b/cmd-op.go
index 8c992ae..4442acc 100644
--- a/cmd-op.go
+++ b/cmd-op.go
@@ -76,6 +76,38 @@ func dehalfop(conn *irc.Conn, nick *irc.Nick, args, target string) {
 	}
 }
 
+func voice(conn *irc.Conn, nick *irc.Nick, args, target string) {
+	channel, args := parseAccess(conn, nick, target, args, "v")
+	if channel == "" {
+		return
+	}
+
+	if args == "" {
+		conn.Mode(channel, "+v " + nick.Nick)
+	} else {
+		voices := strings.TrimSpace(args)
+		count := strings.Count(voices, " ") + 1
+		modestring := "+" + strings.Repeat("v", count) + " " + voices
+		conn.Mode(channel, modestring)
+	}
+}
+
+func devoice(conn *irc.Conn, nick *irc.Nick, args, target string) {
+	channel, args := parseAccess(conn, nick, target, args, "v")
+	if channel == "" {
+		return
+	}
+
+	if args == "" {
+		conn.Mode(channel, "-v " + nick.Nick)
+	} else {
+		voices := strings.TrimSpace(args)
+		count := strings.Count(voices, " ") + 1
+		modestring := "-" + strings.Repeat("v", count) + " " + voices
+		conn.Mode(channel, modestring)
+	}
+}
+
 func kick(conn *irc.Conn, nick *irc.Nick, args, target string) {
 	channel, args := parseAccess(conn, nick, target, args, "oh")
 	if channel == "" || args == "" {
diff --git a/handler.go b/handler.go
index c69005d..286f8c7 100644
--- a/handler.go
+++ b/handler.go
@@ -23,6 +23,8 @@ var commands = map [string]func(*irc.Conn, *irc.Nick, string, string) {
 	"deop": deop,
 	"dehalfop": dehalfop,
 	"dehop": dehalfop,
+	"voice": voice,
+	"devoice": devoice,
 	"kick": kick,
 	"k": kick,
 	"b": ban,
@@ -77,6 +79,30 @@ func handleMode(conn *irc.Conn, line *irc.Line) {
 	}
 }
 
+func handleJoin(conn *irc.Conn, line *irc.Line) {
+	// autovoice users with v flag
+	if line.Nick == conn.Me.Nick {
+		return
+	}
+
+	channel := conn.GetChannel(line.Text)
+	if channel == nil || !channel.Modes.Moderated {
+		return
+	}
+
+	privs := conn.Me.Channels[channel]
+	if !(privs.Op || privs.Admin || privs.HalfOp || privs.Owner) {
+		return
+	}
+	nick := conn.GetNick(line.Nick)
+	if nick == nil {
+		return
+	}
+	if hasAccess(conn, nick, line.Text, "v") {
+		conn.Mode(line.Text, "+v " + line.Nick)
+	}
+}
+
 func handleInvite(conn *irc.Conn, line *irc.Line) {
 	if line.Args[0] != conn.Me.Nick {
 		return
diff --git a/rbot.go b/rbot.go
index 1df8807..8c33341 100644
--- a/rbot.go
+++ b/rbot.go
@@ -53,6 +53,7 @@ func connect(network string) {
 		})
 	c.AddHandler("privmsg", handlePrivmsg)
 	c.AddHandler("mode", handleMode)
+	c.AddHandler("join", handleJoin)
 	c.AddHandler("invite", handleInvite)
 
 	for {