diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/AuthContainerView.java b/packages/SystemUI/src/com/android/systemui/biometrics/AuthContainerView.java
index dbe5a77965be9..c1233fe6b9daf 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/AuthContainerView.java
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/AuthContainerView.java
@@ -96,7 +96,7 @@ public class AuthContainerView extends LinearLayout
 
     @VisibleForTesting final WakefulnessLifecycle mWakefulnessLifecycle;
 
-    private @ContainerState int mContainerState = STATE_UNKNOWN;
+    @VisibleForTesting @ContainerState int mContainerState = STATE_UNKNOWN;
 
     // Non-null only if the dialog is in the act of dismissing and has not sent the reason yet.
     @Nullable @AuthDialogCallback.DismissedReason Integer mPendingCallbackReason;
@@ -607,10 +607,11 @@ public class AuthContainerView extends LinearLayout
         mWindowManager.removeView(this);
     }
 
-    private void onDialogAnimatedIn() {
+    @VisibleForTesting
+    void onDialogAnimatedIn() {
         if (mContainerState == STATE_PENDING_DISMISS) {
             Log.d(TAG, "onDialogAnimatedIn(): mPendingDismissDialog=true, dismissing now");
-            animateAway(false /* sendReason */, 0);
+            animateAway(AuthDialogCallback.DISMISSED_USER_CANCELED);
             return;
         }
         mContainerState = STATE_SHOWING;
diff --git a/packages/SystemUI/tests/src/com/android/systemui/biometrics/AuthContainerViewTest.java b/packages/SystemUI/tests/src/com/android/systemui/biometrics/AuthContainerViewTest.java
index 29d7a524dd8b6..5f3f3a79e31d7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/biometrics/AuthContainerViewTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/biometrics/AuthContainerViewTest.java
@@ -203,6 +203,16 @@ public class AuthContainerViewTest extends SysuiTestCase {
                 eq(View.IMPORTANT_FOR_ACCESSIBILITY_NO));
     }
 
+    @Test
+    public void testOnDialogAnimatedIn_sendsCancelReason_whenPendingDismiss() {
+        initializeContainer(Authenticators.BIOMETRIC_WEAK);
+        mAuthContainer.mContainerState = AuthContainerView.STATE_PENDING_DISMISS;
+        mAuthContainer.onDialogAnimatedIn();
+        verify(mCallback).onDismissed(
+                eq(AuthDialogCallback.DISMISSED_USER_CANCELED),
+                eq(null) /* credentialAttestation */);
+    }
+
     @Test
     public void testLayoutParams_hasSecureWindowFlag() {
         final IBinder windowToken = mock(IBinder.class);