diff --git a/app/src/main/java/org/mozilla/fenix/settings/AccountSettingsFragment.kt b/app/src/main/java/org/mozilla/fenix/settings/AccountSettingsFragment.kt
index 5e32d31328..cb42f70613 100644
--- a/app/src/main/java/org/mozilla/fenix/settings/AccountSettingsFragment.kt
+++ b/app/src/main/java/org/mozilla/fenix/settings/AccountSettingsFragment.kt
@@ -199,7 +199,7 @@ class AccountSettingsFragment : PreferenceFragmentCompat(), CoroutineScope {
         val stringSet = mutableSetOf<String>()
 
         preferencesSyncCategory.forEach {
-            (it as CheckBoxPreference).let { checkboxPreference ->
+            (it as? CheckBoxPreference)?.let { checkboxPreference ->
                 if (checkboxPreference.isChecked) {
                     stringSet.add(checkboxPreference.key)
                 }