diff --git a/luascripts/wolfadmin/commands/server/acl.lua b/luascripts/wolfadmin/commands/server/acl.lua
index e01ff50..afa356e 100644
--- a/luascripts/wolfadmin/commands/server/acl.lua
+++ b/luascripts/wolfadmin/commands/server/acl.lua
@@ -161,12 +161,6 @@ function commandAclCopyLevelPermissions(levelId, newLevelId)
         return true
     end
 
-    if #acl.getLevelPermissions(newLevelId) ~= 0 then
-        et.G_Print("error: level "..newLevelId.." already has permissions\n")
-
-        return true
-    end
-
     acl.copyLevelPermissions(levelId, newLevelId)
 
     et.G_Print("copied permissions from "..levelId.." to "..newLevelId.."\n")
diff --git a/luascripts/wolfadmin/db/mysql.lua b/luascripts/wolfadmin/db/mysql.lua
index 97c123c..f117f75 100644
--- a/luascripts/wolfadmin/db/mysql.lua
+++ b/luascripts/wolfadmin/db/mysql.lua
@@ -178,7 +178,7 @@ function mysql.removeLevelPermission(levelId, permission)
 end
 
 function mysql.copyLevelPermissions(levelId, newLevelId)
-    cur = assert(con:execute("INSERT INTO `level_permission` (`level_id`, `permission`) SELECT '"..tonumber(newLevelId).."' AS `level_id`, `permission` FROM `level_permission` WHERE `level_id`="..tonumber(levelId)))
+    cur = assert(con:execute("INSERT INTO `level_permission` (`level_id`, `permission`) SELECT "..tonumber(newLevelId).." AS `level_id`, `permission` FROM `level_permission` WHERE `level_id`="..tonumber(levelId).." EXCEPT SELECT `level_id`, `permission` FROM `level_permission` WHERE `level_id`="..tonumber(newLevelId)))
 end
 
 function mysql.removeLevelPermissions(levelId)
diff --git a/luascripts/wolfadmin/db/sqlite3.lua b/luascripts/wolfadmin/db/sqlite3.lua
index 61db4f0..2aa9715 100644
--- a/luascripts/wolfadmin/db/sqlite3.lua
+++ b/luascripts/wolfadmin/db/sqlite3.lua
@@ -178,7 +178,7 @@ function sqlite3.removeLevelPermission(levelId, permission)
 end
 
 function sqlite3.copyLevelPermissions(levelId, newLevelId)
-    cur = assert(con:execute("INSERT INTO `level_permission` (`level_id`, `permission`) SELECT '"..tonumber(newLevelId).."' AS `level_id`, `permission` FROM `level_permission` WHERE `level_id`="..tonumber(levelId)))
+    cur = assert(con:execute("INSERT INTO `level_permission` (`level_id`, `permission`) SELECT "..tonumber(newLevelId).." AS `level_id`, `permission` FROM `level_permission` WHERE `level_id`="..tonumber(levelId).." EXCEPT SELECT `level_id`, `permission` FROM `level_permission` WHERE `level_id`="..tonumber(newLevelId)))
 end
 
 function sqlite3.removeLevelPermissions(levelId)