diff --git a/public/src/client/category.js b/public/src/client/category.js
index 3e86df0ae0..abcaed35a6 100644
--- a/public/src/client/category.js
+++ b/public/src/client/category.js
@@ -117,7 +117,18 @@ define('forum/category', [
 	function handleDescription() {
 		const fadeEl = $(`.description[class*="clamp-fade-"]`);
 		fadeEl.on('click', function () {
-			fadeEl.toggleClass('line-clamp-4');
+			const $this = $(this);
+			let clampClass = $this.data('clampClass');
+			if (!clampClass) {
+				const match = $this.attr('class').match(/line-clamp-(\S+)/);
+				if (match && match[1]) {
+					clampClass = `line-clamp-${match[1]}`;
+					fadeEl.data('clampClass', clampClass);
+				}
+			}
+			if (clampClass) {
+				fadeEl.toggleClass(clampClass);
+			}
 		});
 	}