diff --git a/res/scripts/stdmin.lua b/res/scripts/stdmin.lua
index 3a895059..13934e06 100644
--- a/res/scripts/stdmin.lua
+++ b/res/scripts/stdmin.lua
@@ -56,9 +56,19 @@ end
 function table.copy(t)
     local copied = {}
 
+    for k, v in pairs(t) do
+        copied[k] = v
+    end
+
+    return copied
+end
+
+function table.deep_copy(t)
+    local copied = {}
+
     for k, v in pairs(t) do
         if type(v) == "table" then
-            copied[k] = table.copy(v)
+            copied[k] = table.deep_copy(v)
         else
             copied[k] = v
         end