diff --git a/docs/sitemap.xml b/docs/sitemap.xml
index b1ed610..58a88e6 100644
--- a/docs/sitemap.xml
+++ b/docs/sitemap.xml
@@ -2,37 +2,37 @@
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/caption/caption/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/disable/image/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/disable/page/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/gallery/gallery/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/taiwan/mountain/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
     <url>
          <loc>https://github.com/blueswen/mkdocs-glightbox/taiwan/sea/</loc>
-         <lastmod>2023-04-20</lastmod>
+         <lastmod>2023-04-25</lastmod>
          <changefreq>daily</changefreq>
     </url>
 </urlset>
\ No newline at end of file
diff --git a/docs/sitemap.xml.gz b/docs/sitemap.xml.gz
index b08bb8e..1ac6bc4 100644
Binary files a/docs/sitemap.xml.gz and b/docs/sitemap.xml.gz differ
diff --git a/tests/fixtures/docs/regex.md b/tests/fixtures/docs/regex.md
new file mode 100644
index 0000000..cffe3d8
--- /dev/null
+++ b/tests/fixtures/docs/regex.md
@@ -0,0 +1,23 @@
+---
+glightbox.auto_caption: true
+---
+
+![](img.png)
+
+!['example' quote](img.png){test="1112123" aa='dsvew'}
+
+!['example'' quote](img.png)
+
+!["example" quote](img.png)
+
+!["example"" quote](img.png)
+
+!["example' 'quote"](img.png)
+
+![example \"quote\"](img.png)
+
+![alt caption](img.png){ data-title="'example' quote"}
+
+![alt caption](img.png){ data-title='"example" quote'}
+
+![alt caption](img.png){ data-title='example \"quote\"'}