diff --git a/styles/components/filelist.ts b/styles/components/filelist.ts
index d29c9f5..fd42029 100644
--- a/styles/components/filelist.ts
+++ b/styles/components/filelist.ts
@@ -197,7 +197,8 @@ export const repoFileView = css`
           border: 1px solid ${themeVars.color.secondary.self};
           border-radius: ${otherThemeVars.border.radius};
           height: 46px;
-          min-height: 46px;
+          // 重叠边框线, 避免过粗
+          min-height: 45px;
           padding: 8px;
           position: sticky;
           top: 0;