diff --git a/CHANGELOG.md b/CHANGELOG.md
index f223a08..d93977d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ Instances of quickblog can be seen [here](https://github.com/borkdude/quickblog?
 ## Unreleased
 
 - Add support for a blog contained within another website; see [Serving an alternate content root](README.md#serving-an-alternate-content-root) in README.  ([@jmglov](https://github.com/jmglov))
+- Fix `:blog-image-alt` option being ignored when using CLI (`bb quickblog render`)
 
 ## 0.4.7 (2025-06-12)
 
diff --git a/src/quickblog/api.clj b/src/quickblog/api.clj
index 1013f67..a7f74cb 100644
--- a/src/quickblog/api.clj
+++ b/src/quickblog/api.clj
@@ -142,6 +142,11 @@
       :ref "<url>"
       :group :social-sharing}
 
+     :blog-image-alt
+     {:desc "Alt text for blog thumbnail image"
+      :ref "<text>"
+      :group :social-sharing}
+
      ;; Favicon
      :favicon
      {:desc "If true, favicon will be added to all pages"