diff --git a/src/components/Posts/PostItem.astro b/src/components/Posts/PostItem.astro
index 8c60b8d..f81c360 100644
--- a/src/components/Posts/PostItem.astro
+++ b/src/components/Posts/PostItem.astro
@@ -64,6 +64,7 @@ const tags = data.tags;
 
   .tag {
     font-family:
+      "Noto Sans SC",
       system-ui,
       -apple-system,
       BlinkMacSystemFont,
diff --git a/src/pages/[lang]/tags/index.astro b/src/pages/[lang]/tags/index.astro
index ee8ff8f..b7799f0 100644
--- a/src/pages/[lang]/tags/index.astro
+++ b/src/pages/[lang]/tags/index.astro
@@ -40,6 +40,7 @@ const pageTitle = lang === "zh" ? "标签索引" : "Tag Index";
 
     .tag {
         font-family:
+            "Noto Sans SC",
             system-ui,
             -apple-system,
             BlinkMacSystemFont,