diff --git a/ignite-template.js b/ignite-template.js
index a2cf27d..ecc51e7 100644
--- a/ignite-template.js
+++ b/ignite-template.js
@@ -139,7 +139,7 @@ class IgniteTemplate {
     /**
      * Adds a html element attribute to this template to be added once this template is constructed.
      * @param {String} name The name of the attribute to add
-     * @param {String|IgniteProperty} value The value of the attribute to set, can be anything. If Property is passed it will auto update.
+     * @param {String|IgniteProperty|Function} value The value of the attribute to set, can be anything. If Property is passed it will auto update.
      * @param {Function} converter Optional function that can convert the value if needed.
      * @returns {IgniteTemplate} This ignite template so function calls can be chained.
      */
@@ -173,6 +173,8 @@ class IgniteTemplate {
             });
 
             this._attributes[name] = converter(...value.getPropertyValues());
+        } else if (value instanceof Function) {
+            this._attributes[name] = converter ? converter(value()) : value();
         } else {
             this._attributes[name] = converter ? converter(value) : value;
         }