diff --git a/voicegardens/static/voicegardens.js b/voicegardens/static/voicegardens.js
index 38ed823..7c18213 100644
--- a/voicegardens/static/voicegardens.js
+++ b/voicegardens/static/voicegardens.js
@@ -272,8 +272,8 @@ class GeneratedShape {
     /**
      * Move the shape vectors.
      **/
-    this.deltaX = this.destX - this.centerX;
-    this.deltaY = this.destY - this.centerY;
+    this.deltaX = mouseX - this.centerX;
+    this.deltaY = mouseY - this.centerY;
 
     this.deltaX *= this.springing;
     this.deltaY *= this.springing;