diff --git a/eplansys_docs/_static/og-card.png b/eplansys_docs/_static/og-card.png
index abf2aaa9..5040fde8 100644
Binary files a/eplansys_docs/_static/og-card.png and b/eplansys_docs/_static/og-card.png differ
diff --git a/eplansys_docs/conf.py b/eplansys_docs/conf.py
index 18d9260b..9c8263c6 100644
--- a/eplansys_docs/conf.py
+++ b/eplansys_docs/conf.py
@@ -30,6 +30,11 @@
 ogp_description_length = 200
 ogp_type = 'website'
 ogp_enable_meta_description = True
+# X reads og: tags for the title and the image, but draws the large card only
+# when told to; without this it shows a thumbnail beside the title.
+ogp_custom_meta_tags = [
+    '<meta name="twitter:card" content="summary_large_image">',
+]
 
 # Where the site is served from. The theme emits <link rel="canonical"> only
 # when this is set, and sphinx_sitemap builds every sitemap URL from it, so a