diff --git a/index.html b/index.html
index e5009bf..e5f52f0 100644
--- a/index.html
+++ b/index.html
@@ -50,10 +50,7 @@
                 <span class="nav__menuitem-title" data-i18n="nav.operatorLib">RuyiAI 算子库</span>
                 <span class="nav__menuitem-desc" data-i18n="nav.operatorLibDesc">面向 RISC-V 的原生高性能算子库</span>
               </a>
-              <a role="menuitem" href="docs.html#runtime" class="nav__menuitem">
-                <span class="nav__menuitem-title" data-i18n="nav.runtime">RuyiAI 运行时环境</span>
-                <span class="nav__menuitem-desc" data-i18n="nav.runtimeDesc">面向 RISC-V 各类扩展的统一运行时环境</span>
-              </a>
+              <!-- Runtime menu item is temporarily hidden. -->
             </div>
           </div>
           <a href="docs.html#contributor-guide" data-i18n="nav.contribute">贡献</a>