From dbc6f0be0fe0826770a7b33536d77759e1e89056 Mon Sep 17 00:00:00 2001
From: pengzhanbo <volodymyr@foxmail.com>
Date: Thu, 2 Apr 2026 22:05:54 +0800
Subject: [PATCH] fix(theme): fix auto-sidebar group icon error inherit, close
 #873 (#883)

---
 theme/src/node/prepare/prepareSidebar.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/theme/src/node/prepare/prepareSidebar.ts b/theme/src/node/prepare/prepareSidebar.ts
index fb844998..663e4f32 100644
--- a/theme/src/node/prepare/prepareSidebar.ts
+++ b/theme/src/node/prepare/prepareSidebar.ts
@@ -173,7 +173,7 @@ function getAutoDirSidebar(
           current.text = title
         }
       }
-      if (frontmatter.icon) {
+      if (frontmatter.icon && dir.endsWith('.md')) {
         current.icon = frontmatter.icon as ThemeIcon
       }
       if (parent?.items?.length) {