diff --git a/packages/docusaurus-theme-classic/src/theme/BlogPostItem/index.tsx b/packages/docusaurus-theme-classic/src/theme/BlogPostItem/index.tsx
index d297495884..c4440efdc5 100644
--- a/packages/docusaurus-theme-classic/src/theme/BlogPostItem/index.tsx
+++ b/packages/docusaurus-theme-classic/src/theme/BlogPostItem/index.tsx
@@ -129,14 +129,18 @@ function BlogPostItem(props: Props): JSX.Element {
 
   return (
     <>
-      <Seo {...{keywords, image}}>
-        <meta property="og:type" content="article" />
-        <meta property="article:published_time" content={date} />
-        {authorURL && <meta property="article:author" content={authorURL} />}
-        {frontMatter.tags && (
-          <meta property="article:tag" content={frontMatter.tags.join(',')} />
-        )}
-      </Seo>
+      {isBlogPostPage ? (
+        <Seo {...{keywords, image}}>
+          <meta property="og:type" content="article" />
+          <meta property="article:published_time" content={date} />
+          {authorURL && <meta property="article:author" content={authorURL} />}
+          {frontMatter.tags && (
+            <meta property="article:tag" content={frontMatter.tags.join(',')} />
+          )}
+        </Seo>
+      ) : (
+        <Seo {...{keywords, image}} />
+      )}
 
       <article
         className={!isBlogPostPage ? 'margin-bottom--xl' : undefined}