diff --git a/dashboard/src/components/BackupSiteContentDialog.vue b/dashboard/src/components/BackupSiteContentDialog.vue
index 3b4340710..fe1bfb197 100644
--- a/dashboard/src/components/BackupSiteContentDialog.vue
+++ b/dashboard/src/components/BackupSiteContentDialog.vue
@@ -60,6 +60,9 @@ defineExpose({
     busy.value = false;
     site.value = t;
     provider.value = t.provider;
+    includeExclude.value = 'everything';
+    contentInclude.value = [];
+    contentExclude.value = [];
 
     enableForUpdates.value = !!t.enableForUpdates;
 
@@ -86,8 +89,6 @@ defineExpose({
         includeExclude.value = 'include';
         contentInclude.value = t.contents.include;
       }
-    } else {
-      includeExclude.value = 'everything';
     }
 
     dialog.value.open();