pluralization
diff --git a/user_guide_src/source/_themes/eldocs/static/asset/js/method-toc.js b/user_guide_src/source/_themes/eldocs/static/asset/js/method-toc.js
index 92024c7..5d5a195 100644
--- a/user_guide_src/source/_themes/eldocs/static/asset/js/method-toc.js
+++ b/user_guide_src/source/_themes/eldocs/static/asset/js/method-toc.js
@@ -37,7 +37,7 @@
     var l = createList('dl.method > dt');
     if (l) {
         var ul = c.clone()
-            .append('<h3>Methods / Function</h3>')
+            .append('<h3>Methods / Functions</h3>')
             .append(l);
     }
     customIndex.append(ul);