diff --git a/media_control.lua b/media_control.lua
index a5bcb8d..e938534 100644
--- a/media_control.lua
+++ b/media_control.lua
@@ -28,7 +28,7 @@ end
 
 -- Volume control
 function getVolume()
-    local handle = io.popen("amixer sget Master | awk -F\"[][]\" '/%/ { print $2 }' | head -n 1", "r")
+    local handle = io.popen("amixer -D pulse sget Master | awk -F\"[][]\" '/%/ { print $2 }' | head -n 1", "r")
     local volume = string.gsub(handle:read("*a"), "[\n%%]+", "") / 100
     handle:close()
     return volume
@@ -154,11 +154,11 @@ local displayVolume = function()
     timer:start()
 end
 local raiseVolume = function()
-    os.execute("amixer set Master 5%+")
+    os.execute("amixer -D pulse set Master 5%+")
     displayVolume()
 end
 local lowerVolume = function()
-    os.execute("amixer set Master 5%-")
+    os.execute("amixer -D pulse set Master 5%-")
     displayVolume()
 end
 -- }}}