diff --git a/services/kdocs_uploader.py b/services/kdocs_uploader.py
index 8bd0724..4c56736 100644
--- a/services/kdocs_uploader.py
+++ b/services/kdocs_uploader.py
@@ -240,8 +240,17 @@ class KDocsUploader:
             parsed = urlparse(doc_url)
             if not parsed.scheme or not parsed.netloc:
                 return
-            origin = f"{parsed.scheme}://{parsed.netloc}"
-            self._context.grant_permissions(["clipboard-read", "clipboard-write"], origin=origin)
+            host = parsed.netloc
+            origins = {f"{parsed.scheme}://{host}"}
+            if host.startswith("www."):
+                origins.add(f"{parsed.scheme}://{host[4:]}")
+            else:
+                origins.add(f"{parsed.scheme}://www.{host}")
+            for origin in origins:
+                try:
+                    self._context.grant_permissions(["clipboard-read", "clipboard-write"], origin=origin)
+                except Exception:
+                    continue
         except Exception:
             return