diff --git a/scripts/wiki_docs.py b/scripts/wiki_docs.py
index dc2a85b..5f111fd 100644
--- a/scripts/wiki_docs.py
+++ b/scripts/wiki_docs.py
@@ -215,7 +215,7 @@ class WikiClient:
             "GET",
             f"/repos/{quote(self.config.owner, safe='')}/"
             f"{quote(self.config.repository, safe='')}/wiki/page/"
-            f"{quote(sub_url, safe='')}",
+            f"{quote(sub_url, safe='%')}",
         )
         if not isinstance(page, dict):
             raise WikiDocsError(f"Wiki 页面响应格式无效：{page_name}")
@@ -234,7 +234,7 @@ class WikiClient:
         resolved_title = title if isinstance(title, str) and title else page_name
         html_url = (
             f"{self.config.gitea_url}/{quote(self.config.owner, safe='')}/"
-            f"{quote(self.config.repository, safe='')}/wiki/{quote(sub_url, safe='')}"
+            f"{quote(self.config.repository, safe='')}/wiki/{quote(sub_url, safe='%')}"
         )
         return WikiPage(
             title=resolved_title,
diff --git a/tests/test_wiki_docs.py b/tests/test_wiki_docs.py
index e4685cf..f85973a 100644
--- a/tests/test_wiki_docs.py
+++ b/tests/test_wiki_docs.py
@@ -16,6 +16,7 @@ from new_task_archive import build_archive, safe_title  # noqa: E402
 from wiki_docs import (  # noqa: E402
     Config,
     Mapping,
+    WikiClient,
     WikiDocsError,
     WikiPage,
     dirty_mirror_paths,
@@ -115,6 +116,36 @@ class MirrorTests(unittest.TestCase):
         client.get_page.assert_not_called()
 
 
+class WikiClientTests(unittest.TestCase):
+    def test_encoded_unicode_sub_url_is_not_double_encoded(self) -> None:
+        config = Config(
+            path=Path("wiki-docs.json"),
+            gitea_url="http://gitea.example",
+            owner="o",
+            repository="r",
+            mappings=(Mapping("中文", "docs/chinese.md"),),
+        )
+        client = WikiClient(config, token="")
+        client.list_pages = Mock(
+            return_value=[{"title": "中文", "sub_url": "%E4%B8%AD%E6%96%87.-"}]
+        )
+        encoded = __import__("base64").b64encode("# 中文\n".encode()).decode()
+        with patch.object(
+            client,
+            "_request",
+            return_value={
+                "title": "中文",
+                "content_base64": encoded,
+                "last_commit": {"sha": "b" * 40},
+            },
+        ) as request:
+            page = client.get_page("中文")
+        api_path = request.call_args.args[1]
+        self.assertIn("%E4%B8%AD%E6%96%87.-", api_path)
+        self.assertNotIn("%25E4", api_path)
+        self.assertTrue(page.html_url.endswith("/%E4%B8%AD%E6%96%87.-"))
+
+
 class ArchiveTests(unittest.TestCase):
     def test_safe_title_handles_windows_characters(self) -> None:
         self.assertEqual(safe_title(' 修复:"登录" / 超时 '), "修复-登录-超时")