diff --git a/home/.config/awesome/widgets.lua b/home/.config/awesome/widgets.lua
index 5b02716..30064ec 100644
--- a/home/.config/awesome/widgets.lua
+++ b/home/.config/awesome/widgets.lua
@@ -112,7 +112,7 @@ helpers.newtimer("bluetooth", 10, widgets.bluetooth.update)
 
 widgets.redshift = wibox.widget.imagebox(iconsdir .. "redshift-on.png")
 widgets.redshift.pid = nil
-helpers.async_with_shell("ps x -o pid=,command=|grep -E 'redshift$' |cut -d' ' -f 1", function(pid)
+helpers.async_with_shell("ps x -o pid=,command=|grep -E '^[0-9]* redshift$' |cut -d' ' -f 1", function(pid)
     if pid and #pid > 0 then
         widgets.redshift.pid = tonumber(pid)
     else