diff --git a/src/main.js b/src/main.js
index b6049768d902afbf3cc6ce014ecf91da35ec43aa..022e9c16f092f4e50a09839dac03b114f4aca759 100644
--- a/src/main.js
+++ b/src/main.js
@@ -620,7 +620,7 @@ function addMotionControls() {
   let idleTimeout;
   let idleDelay = 4000; //idle time before reseting reference point
   let autoSelect = false; // selecting items with time delay
-  let drawMotionFlag = false; // draw motion values for debugging
+  let drawMotionFlag = true; // draw motion values for debugging
 
   // motion buffer stuff
   let motionBuffer = []; // motion value buffer
@@ -633,7 +633,7 @@ function addMotionControls() {
   const bufferIterationLimit = 5; // iterations before new average calculation is triggered
   const bufferLength = 10; // length of value buffer
   const noiseThreshold = 30; // threshold in pixel to avoid sensor noise
-  const innerLimit = 80; // threshold in pixel to define inactive area around the reference
+  const innerLimit = 50; // threshold in pixel to define inactive area around the reference
   const outerLimit = 400;
 
   // create canvas element for motion visualization