diff --git a/src/_config/shortcodes.js b/src/_config/shortcodes.js
index 1c9a7f51..d983d403 100644
--- a/src/_config/shortcodes.js
+++ b/src/_config/shortcodes.js
@@ -21,9 +21,12 @@ export default function(eleventyConfig) {
     });
 
     // Image figure and figcaption
-    eleventyConfig.addPairedShortcode('imgFigure', (caption, img, alt=caption, enableLazyLoading=true) => {
+    eleventyConfig.addPairedShortcode('imgFigure', (
+        caption, img, alt=caption, className, enableLazyLoading=true
+    ) => {
+        const classMarkup = className ? ` class="${className}"` : "";
         const figcaption = markdownLibrary.renderInline(caption);
-        return `<figure>
+        return `<figure${classMarkup}>
             <img src="${img}" alt="${alt}"${enableLazyLoading ? ' loading="lazy"' : ''}>
             <figcaption>${figcaption}</figcaption>
         </figure>`;