diff --git a/app/views/budgets/investments/_form.html.erb b/app/views/budgets/investments/_form.html.erb
index 7cf2bb1e2..8f98b9d5c 100644
--- a/app/views/budgets/investments/_form.html.erb
+++ b/app/views/budgets/investments/_form.html.erb
@@ -49,7 +49,8 @@
                         label: false,
                         placeholder: t("budgets.investments.form.tags_placeholder"),
                         aria: {describedby: "tags-list-help-text"},
-                        class: 'js-tag-list' %>
+                        class: 'js-tag-list tag-autocomplete',
+                        data: {js_url: suggest_tags_path} %>
     </div>