diff --git a/apps/cscsensor/cscsensor.app.js b/apps/cscsensor/cscsensor.app.js
index 8db7ef41a..3e6e54404 100644
--- a/apps/cscsensor/cscsensor.app.js
+++ b/apps/cscsensor/cscsensor.app.js
@@ -129,7 +129,7 @@ NRF.setScan(parseDevice, { filters: [{services:["1816"]}], timeout: 2000});
 g.clearRect(0, 60, 239, 239).setFontVector(18).setFontAlign(0, 0, 0).setColor(0, 1, 0);
 g.drawString("Scanning for CSC sensor...", 120, 120);
 
-setWatch(function() { mySensor.reset(); mySensor.updateScreen(); }, BTN1, {repeat:true, debounce:20});
+setWatch(function() { mySensor.reset(); g.clearRect(0, 60, 239, 239); mySensor.updateScreen(); }, BTN1, {repeat:true, debounce:20});
 
 Bangle.on('kill',()=>{ if (gatt!=undefined) gatt.disconnect(); mySensor.settings.totaldist = mySensor.totaldist; storage.writeJSON(SETTINGS_FILE, mySensor.settings); });