diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractor.kt b/packages/SystemUI/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractor.kt
index 23afb7c71bec54446c32c3712dc9b0c955002b5c..49973708487b6fa0d336e870cf4887aec72c72b1 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractor.kt
@@ -62,7 +62,7 @@ constructor(
         userManager.getCredentialOwnerProfile(userId)
 
     override fun getParentProfileIdOrSelfId(userId: Int): Int =
-        userManager.getProfileParent(userId).id
+        userManager.getProfileParent(userId)?.id ?: userManager.getCredentialOwnerProfile(userId)
 
     override fun verifyCredential(
         request: BiometricPromptRequest.Credential,
diff --git a/packages/SystemUI/tests/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractorImplTest.kt b/packages/SystemUI/tests/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractorImplTest.kt
index 569e0642a16088699670a7deb4e934e79d12620d..8690d4eb1f3ebecd4a0e935ce3728da05e81f3cb 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractorImplTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/biometrics/domain/interactor/CredentialInteractorImplTest.kt
@@ -99,6 +99,16 @@ class CredentialInteractorImplTest : SysuiTestCase() {
         }
     }
 
+    @Test
+    fun useCredentialOwnerWhenParentProfileIsNull() {
+        val value = 1
+
+        whenever(userManager.getProfileParent(eq(USER_ID))).thenReturn(null)
+        whenever(userManager.getCredentialOwnerProfile(eq(USER_ID))).thenReturn(value)
+
+        assertThat(interactor.getParentProfileIdOrSelfId(USER_ID)).isEqualTo(value)
+    }
+
     @Test fun pinCredentialWhenGood() = pinCredential(goodCredential())
 
     @Test fun pinCredentialWhenBad() = pinCredential(badCredential())