diff --git a/rc.lua b/rc.lua
index 78858d8..c8afb28 100755
--- a/rc.lua
+++ b/rc.lua
@@ -35,8 +35,8 @@ wrapper.ibus.set(1)
 beautiful.init(require("theme"))
 
 -- Initialize volume controller
-volume = require("volume")
-vol = volume:new{pa_sink = conf.pamixer_sink}
+Volume = require("volume")
+vol = Volume{pa_sink = conf.pamixer_sink}
 
 desktop = require("desktop")
 
diff --git a/volume/init.lua b/volume/init.lua
index e3c557e..b6b3308 100644
--- a/volume/init.lua
+++ b/volume/init.lua
@@ -1,2 +1,7 @@
 local P = require("volume/volume")
-return P
+
+local F = function(args)
+	return P:new(args)
+end
+
+return F