diff --git a/lua/plugins/debug.lua b/lua/plugins/debug.lua
index 38cbc07..43ff6ea 100644
--- a/lua/plugins/debug.lua
+++ b/lua/plugins/debug.lua
@@ -121,7 +121,9 @@ return {
         dap.adapters.php = {
             type = 'executable',
             command = 'node',
-            args = { '/Users/chris/.local/src/vscode-php-debug/out/phpDebug.js' },
+            args = {
+                vim.fn.expand '$MASON/packages/php-debug-adapter/extension/out/phpDebug.js',
+            },
         }
 
         dap.configurations.php = {
@@ -160,10 +162,10 @@ return {
             },
             element_mappings = {
                 stacks = {
-                    open = "<CR>",
-                    expand = "o",
-                }
-            }
+                    open = '<CR>',
+                    expand = 'o',
+                },
+            },
         }
 
         -- Change breakpoint icons
diff --git a/lua/plugins/suda.lua b/lua/plugins/suda.lua
new file mode 100644
index 0000000..9e8cae2
--- /dev/null
+++ b/lua/plugins/suda.lua
@@ -0,0 +1,6 @@
+return {
+    'lambdalisue/vim-suda',
+    config = function()
+        vim.g.suda_smart_edit = 1
+    end,
+}
diff --git a/lua/snippets/php.lua b/lua/snippets/php.lua
index c11f081..ec8bdbf 100644
--- a/lua/snippets/php.lua
+++ b/lua/snippets/php.lua
@@ -4,14 +4,26 @@ local t = ls.text_node
 local i = ls.insert_node
 local f = ls.function_node
 
+local function get_psr4_root()
+    local handle = io.popen [[php -r "echo array_keys(json_decode(file_get_contents('composer.json'), true)['autoload']['psr-4'])[0];"]]
+    local ns_root = handle and handle:read '*a' or ''
+    if handle then
+        handle:close()
+    end
+    ns_root = ns_root:gsub('\\$', '') -- Remove trailing backslash
+    return ns_root
+end
+
 local function psr_namespace(args, snip)
     local path = snip.env.TM_FILENAME_FULL or ''
-    local root = '/src/'
-    local ns = path:match(root .. '(.*)/[^/]+%.php$')
+    local composer_root = get_psr4_root()
+    -- Find the directory mapped by composer.json
+    local root_dir = composer_root:gsub('\\', '/')
+    local ns = path:match(root_dir .. '/(.*)/[^/]+%.php$')
     if ns then
-        return ns:gsub('/', '\\')
+        return composer_root .. '\\' .. ns:gsub('/', '\\')
     else
-        return 'App'
+        return composer_root ~= '' and composer_root or 'App'
     end
 end