diff --git a/app/src/main/java/org/thoughtcrime/securesms/backup/v2/BackupRepository.kt b/app/src/main/java/org/thoughtcrime/securesms/backup/v2/BackupRepository.kt
index 3fa583a761..bab4be3edd 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/backup/v2/BackupRepository.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/backup/v2/BackupRepository.kt
@@ -65,9 +65,15 @@ object BackupRepository {
   private const val VERSION = 1L
 
   private val resetInitializedStateErrorAction: StatusCodeErrorAction = { error ->
-    if (error.code == 401) {
-      Log.i(TAG, "Resetting initialized state due to 401.")
-      SignalStore.backup().backupsInitialized = false
+    when (error.code) {
+      401 -> {
+        Log.i(TAG, "Resetting initialized state due to 401.")
+        SignalStore.backup().backupsInitialized = false
+      }
+      403 -> {
+        Log.i(TAG, "Bad auth credential. Clearing stored credentials.")
+        SignalStore.backup().clearAllCredentials()
+      }
     }
   }
 
diff --git a/app/src/main/java/org/thoughtcrime/securesms/keyvalue/BackupValues.kt b/app/src/main/java/org/thoughtcrime/securesms/keyvalue/BackupValues.kt
index f0b275f4ca..c934ec7b4d 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/keyvalue/BackupValues.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/keyvalue/BackupValues.kt
@@ -152,6 +152,10 @@ internal class BackupValues(store: KeyValueStore) : SignalStoreValues(store) {
     putString(KEY_CREDENTIALS, JsonUtil.toJson(SerializedCredentials(updated)))
   }
 
+  fun clearAllCredentials() {
+    putString(KEY_CREDENTIALS, null)
+  }
+
   class SerializedCredentials(
     @JsonProperty
     val credentialsByDay: Map<Long, ArchiveServiceCredential>