diff --git a/src/app/components/calibrate/calibrate.component.ts b/src/app/components/calibrate/calibrate.component.ts
index 0cd5eda..4b39c30 100644
--- a/src/app/components/calibrate/calibrate.component.ts
+++ b/src/app/components/calibrate/calibrate.component.ts
@@ -27,7 +27,7 @@ export class CalibrateComponent {
     setN() {
         let currentHeading = Math.round(this.physicsService.orientation.value.alpha);
         if(currentHeading > 0) {
-            this.calibration = currentHeading;
+            this.calibration = currentHeading - 360;
         } else {
             this.calibration = -currentHeading;
         }