diff --git a/config/wezterm/events.lua b/config/wezterm/events.lua
index 67dd0f0..82da2a9 100644
--- a/config/wezterm/events.lua
+++ b/config/wezterm/events.lua
@@ -33,10 +33,10 @@ end)
 
 wezterm.on('toggle-opacity', function(window, _)
     local overrides = window:get_config_overrides() or {}
-    if not overrides.window_background_opacity then
+    if not overrides.window_background_opacity or overrides.window_background_opacity == 1.0 then
         overrides.window_background_opacity = 0.9
     else
-        overrides.window_background_opacity = nil
+        overrides.window_background_opacity = 1.0
     end
     window:set_config_overrides(overrides)
 end)
diff --git a/config/wezterm/functions.lua b/config/wezterm/functions.lua
index f60019a..00a0476 100644
--- a/config/wezterm/functions.lua
+++ b/config/wezterm/functions.lua
@@ -3,14 +3,23 @@ local wezterm = require 'wezterm'
 local M = {}
 
 function M.get_windows()
-    -- return wezterm.gui.gui_windows()
-    return wezterm.mux.all_windows()
+    return wezterm.gui.gui_windows()
+end
+
+function M.get_active_window()
+    local windows = wezterm.gui.gui_windows()
+    local win
+    for _, win in ipairs(windows) do
+        if win:is_focused() then
+            return win
+        end
+    end
+    return windows[1]
 end
 
 function M.get_active_tab(window)
     if not window then
-        local windows = wezterm.mux.all_windows()
-        window = windows[1]
+        window = M.get_active_window()
     end
     local tab = window:active_tab()
     return tab
diff --git a/config/wezterm/sys.lua b/config/wezterm/sys.lua
index 4033dd7..aa70430 100644
--- a/config/wezterm/sys.lua
+++ b/config/wezterm/sys.lua
@@ -1,4 +1,4 @@
--- NOTE: We cannot import anything outside of the wezterm confif dir yet
+-- NOTE: We cannot import anything outside of the wezterm config dir yet
 --       we first need to patch the runtime
 local wezterm = require 'wezterm'
 local is_windows = wezterm.target_triple == 'x86_64-pc-windows-msvc'
@@ -65,19 +65,7 @@ function sys.basename(str)
 end
 
 function sys.open(uri)
-    local cmd = {}
-    if sys.name == 'windows' then
-        table.insert(cmd, 'powershell')
-        require('utils.tables').list_extend(cmd, { '-noexit', '-executionpolicy', 'bypass', 'Start-Process' })
-    elseif sys.name == 'linux' then
-        table.insert(cmd, 'xdg-open')
-    else
-        -- Problably macos
-        table.insert(cmd, 'open')
-    end
-    table.insert(cmd, uri)
-    local success, _, _ = wezterm.run_child_process(cmd)
-    return success
+    wezterm.open_with(uri)
 end
 
 return sys
diff --git a/config/wezterm/wezterm.lua b/config/wezterm/wezterm.lua
index f5572b0..c727c98 100644
--- a/config/wezterm/wezterm.lua
+++ b/config/wezterm/wezterm.lua
@@ -1,4 +1,6 @@
-_G['unpack'] = _G['unpack'] or _G['table'].unpack
+if not unpack then
+    _G['unpack'] = _G['table'].unpack
+end
 
 require 'patch_runtime'