diff --git a/prosperon/clay.cm b/prosperon/clay.cm
index c58ef056..77a3bcf8 100644
--- a/prosperon/clay.cm
+++ b/prosperon/clay.cm
@@ -53,7 +53,7 @@ clay.contain = layout.contain;
 
 clay.draw = function draw(fn)
 { 
-  var size = [prosperon.logical.x, prosperon.logical.y]
+  var size = [prosperon.logical.width, prosperon.logical.height]
   lay_ctx.reset();
   boxes = [];
   var root = lay_ctx.item();
diff --git a/prosperon/clay_input.cm b/prosperon/clay_input.cm
index aa1a934b..49dd362a 100644
--- a/prosperon/clay_input.cm
+++ b/prosperon/clay_input.cm
@@ -10,7 +10,10 @@ var clay_input = {}
 // boxes: array of box objects from clay.draw()
 // mousepos: {x, y} position to test
 // prev_state: previous input state for tracking changes
-clay_input.hit = function hit(boxes, mousepos, prev_state = {}) {
+clay_input.hit = function hit(boxes, mouse, prev_state = {}) {
+  var mousepos = {...mouse}
+  mousepos.x *= 640
+  mousepos.y *= 360
   var hovered = null
   var clicked = null
   
diff --git a/prosperon/prosperon.cm b/prosperon/prosperon.cm
index 553da3e0..b2ca3c05 100644
--- a/prosperon/prosperon.cm
+++ b/prosperon/prosperon.cm
@@ -529,8 +529,11 @@ function poll_input() {
             event.key = input.keyname(event.key)
         }
         
-        if (event.type.startsWith('mouse_') && event.pos && event.pos.y)
+        if (event.type.startsWith('mouse_') && event.pos && event.pos.y) {
           event.pos.y = -event.pos.y + win_size.height
+          event.pos.y /= win_size.height
+          event.pos.x /= win_size.width
+        }
         
         filteredEvents.push(event)
       }