diff --git a/button.lua b/button.lua
index cc48b26..42c44e3 100644
--- a/button.lua
+++ b/button.lua
@@ -1,18 +1,18 @@
 -- simple immediate-mode buttons
 
-button_handlers = {}
+Button_handlers = {}
 
 -- draw button and queue up event handlers
 function button(name, params)
   love.graphics.setColor(params.color[1], params.color[2], params.color[3])
   love.graphics.rectangle('fill', params.x,params.y, params.w,params.h, 5,5)
   if params.icon then params.icon(params.x, params.y) end
-  table.insert(button_handlers, params)
+  table.insert(Button_handlers, params)
 end
 
 -- process button event handlers
 function propagate_to_button_handlers(x, y, mouse_button)
-  for _,ev in ipairs(button_handlers) do
+  for _,ev in ipairs(Button_handlers) do
     if x>ev.x and x<ev.x+ev.w and y>ev.y and y<ev.y+ev.h then
       if ev.onpress1 and mouse_button == 1 then ev.onpress1() end
     end
diff --git a/main.lua b/main.lua
index 3279dde..d95c259 100644
--- a/main.lua
+++ b/main.lua
@@ -95,7 +95,7 @@ function love.filedropped(file)
 end
 
 function love.draw()
-  button_handlers = {}
+  Button_handlers = {}
   love.graphics.setColor(1, 1, 1)
   love.graphics.rectangle('fill', 0, 0, Screen_width-1, Screen_height-1)
   love.graphics.setColor(0, 0, 0)