diff --git a/StandAlone/paths.lua b/StandAlone/paths.lua
index c61f8950..7c93f867 100644
--- a/StandAlone/paths.lua
+++ b/StandAlone/paths.lua
@@ -50,7 +50,7 @@ local function remove_key(surface,pos)
 end
 
 local function clean_global()
-    if not global.paths then return end
+    if not global.paths or not game then return end
     for key,tile in pairs(global.paths) do
         if tile[3] < game.tick-clean_time then global.paths[key] = nil end
     end