diff --git a/src/components/three/viewCubeBus.ts b/src/components/three/viewCubeBus.ts
index 9e0d55a..643247f 100644
--- a/src/components/three/viewCubeBus.ts
+++ b/src/components/three/viewCubeBus.ts
@@ -150,11 +150,11 @@ export function pushModelFaceNormal(normalWorld: THREE.Vector3, calGroupWorldQua
     calibration.step = 'await-cube-2';
     calibration.progress = 0.33;
   } else if (calibration.step === 'await-model-2') {
-    // Compute and apply the rotation right away — third pair only verifies.
     calibration.progress = 0.75;
     calibration.step = 'await-cube-3';
   } else if (calibration.step === 'await-model-3') {
     calibration.progress = 1;
+    calibration.verifyErrorDeg = computeVerifyError(calibration.pairs);
     calibration.step = 'done';
   }
   notify();