diff --git a/dashboard/src/components/BackupSiteConfigDialog.vue b/dashboard/src/components/BackupSiteConfigDialog.vue
index a07563026..7904b0aad 100644
--- a/dashboard/src/components/BackupSiteConfigDialog.vue
+++ b/dashboard/src/components/BackupSiteConfigDialog.vue
@@ -55,12 +55,14 @@ async function onSubmit() {
   const data = {};
 
   // TODO maybe deal with gcs??
-  if (s3like(provider.value) && (accessKeyId.value !== site.value.config.accessKeyId || secretAccessKey.value)) {
+  if (s3like(provider.value)) {
     data.bucket = bucket.value;
     data.region = region.value;
     data.prefix = prefix.value;
-    data.accessKeyId = accessKeyId.value;
-    data.secretAccessKey = secretAccessKey.value || 'unset';
+    if (accessKeyId.value !== site.value.config.accessKeyId || secretAccessKey.value) {
+      data.accessKeyId = accessKeyId.value;
+      data.secretAccessKey = secretAccessKey.value;
+    }
   }
 
   if (provider.value === 'cifs') {