diff --git a/voicegardens/static/voicegardens.js b/voicegardens/static/voicegardens.js
index 33cccef..8c369ba 100644
--- a/voicegardens/static/voicegardens.js
+++ b/voicegardens/static/voicegardens.js
@@ -282,9 +282,6 @@ class GeneratedShape {
     this.destX = random(windowWidth);
     this.destY = random(windowHeight);
 
-    // the shape that was last collided with
-    this.lastCollidedShape;
-
     this.initialise();
   }
 
@@ -324,7 +321,7 @@ class GeneratedShape {
     for (let i = 0; i < shapes.length; i++) {
       let shape = shapes[i];
 
-      if (this === shape || this.lastCollidedShape === shape) {
+      if (this === shape) {
         continue;
       }
 
@@ -338,7 +335,6 @@ class GeneratedShape {
       );
 
       if (collision === true) {
-        this.lastCollidedShape = shape;
         return [true, shape];
       }
     }
@@ -528,9 +524,6 @@ function draw() {
     if (positionTick) {
       shape.destX = random(windowWidth);
       shape.destY = random(windowHeight);
-
-      // also reset last collided shape
-      shape.lastCollidedShape = undefined;
     }
 
     shape.draw();