diff --git a/simple/media_control.lua b/simple/media_control.lua
index 52e0d84..589c33a 100644
--- a/simple/media_control.lua
+++ b/simple/media_control.lua
@@ -43,7 +43,7 @@ end
 
 function isMuted()
     local handle = io.popen("amixer " .. config.audio.card .. " sget '" .. config.audio.device .. "' | egrep 'Playback.*?\\[o' | egrep -o '\\[o.+\\]'", "r")
-    local muted = string.gsub(handle:read("*a"), "[\n]+", "") == "[off]"
+    local muted = string.match(string.gsub(handle:read("*a"), "[\n]+", ""), "off")
     handle:close()
     return muted
 end