diff --git a/src/main.lua b/src/main.lua
index 995d987..8e23011 100644
--- a/src/main.lua
+++ b/src/main.lua
@@ -941,7 +941,7 @@ while true do
             end
 
             local ownstack = {
-                stacks=stacks[expam+1],
+                stacks=stacks["stacks"][expam+1],
                 dimensions=dimensions,
                 height=height
             }