diff --git a/tfjm/static/tfjm/js/main.js b/tfjm/static/tfjm/js/main.js
index 01be89b..475ac73 100644
--- a/tfjm/static/tfjm/js/main.js
+++ b/tfjm/static/tfjm/js/main.js
@@ -4,9 +4,9 @@ function initModal(target, url, content_id = 'form-content', always_refetch = fa
         let modalBody = document.querySelector("#" + target + "Modal div.modal-body")
 
         if (!modalBody.innerHTML.trim() || always_refetch) {
-            if (url instanceof Function) url = url()
+            let finalUrl = (url instanceof Function ? url() : url);
 
-            fetch(url, {headers: {'CONTENT-ONLY': '1'}})
+            fetch(finalUrl, {headers: {'CONTENT-ONLY': '1'}})
                 .then(resp => resp.text())
                 .then(resp => new DOMParser().parseFromString(resp, 'text/html'))
                 .then(res => modalBody.innerHTML = res.getElementById(content_id).outerHTML)