diff --git a/app/javascript/mastodon/components/hashtag_bar.jsx b/app/javascript/mastodon/components/hashtag_bar.jsx
index 6a39005e16..3ad6362551 100644
--- a/app/javascript/mastodon/components/hashtag_bar.jsx
+++ b/app/javascript/mastodon/components/hashtag_bar.jsx
@@ -15,11 +15,11 @@ const VISIBLE_HASHTAGS = 7;
 export const HashtagBar = ({ hashtags, text }) => {
   const renderedHashtags = useMemo(() => {
     const body = domParser.parseFromString(text, 'text/html').documentElement;
-    return [].map.call(body.querySelectorAll('[rel=tag]'), node => node.textContent.toLowerCase());
+    return [].filter.call(body.querySelectorAll('a[href]'), link => link.textContent[0] === '#' || (link.previousSibling?.textContent?.[link.previousSibling.textContent.length - 1] === '#')).map(node => node.textContent.toLowerCase());
   }, [text]);
 
   const invisibleHashtags = useMemo(() => (
-    hashtags.filter(hashtag => !renderedHashtags.some(textContent => textContent === `#${hashtag.get('name')}` || textContent === hashtag.get('name')))
+    hashtags.filter(hashtag => !renderedHashtags.some(textContent => textContent === `#${hashtag.get('name').toLowerCase()}` || textContent === hashtag.get('name').toLowerCase()))
   ), [hashtags, renderedHashtags]);
 
   const [expanded, setExpanded] = useState(false);
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index ff7638f695..47c86709c7 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -1122,7 +1122,8 @@ body > [data-popper-placement] {
     .audio-player,
     .attachment-list,
     .picture-in-picture-placeholder,
-    .status-card {
+    .status-card,
+    .hashtag-bar {
       margin-inline-start: $thread-margin;
       width: calc(100% - ($thread-margin));
     }
diff --git a/yarn.lock b/yarn.lock
index 4140b96ce3..2c0e8d793a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9571,9 +9571,9 @@ postcss-value-parser@^4.1.0, postcss-value-parser@^4.2.0:
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
 postcss@^8.2.15, postcss@^8.4.24, postcss@^8.4.25:
-  version "8.4.27"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.27.tgz#234d7e4b72e34ba5a92c29636734349e0d9c3057"
-  integrity sha512-gY/ACJtJPSmUFPDCHtX78+01fHa64FaU4zaaWfuh1MhGJISufJAH4cun6k/8fwsHYeK4UQmENQK+tRLCFJE8JQ==
+  version "8.4.28"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.28.tgz#c6cc681ed00109072816e1557f889ef51cf950a5"
+  integrity sha512-Z7V5j0cq8oEKyejIKfpD8b4eBy9cwW2JWPk0+fB1HOAMsfHbnAXLLS+PfVWlzMSLQaWttKDt607I0XHmpE67Vw==
   dependencies:
     nanoid "^3.3.6"
     picocolors "^1.0.0"