diff --git a/ironic_ui/static/dashboard/admin/ironic/postfix-expr.service.js b/ironic_ui/static/dashboard/admin/ironic/postfix-expr.service.js
index 72ae0497..f094c077 100644
--- a/ironic_ui/static/dashboard/admin/ironic/postfix-expr.service.js
+++ b/ironic_ui/static/dashboard/admin/ironic/postfix-expr.service.js
@@ -141,7 +141,7 @@
     }
 
     /**
-     * @description Evaluate the experssion using property values from
+     * @description Evaluate the expression using property values from
      * a specified set
      *
      * @param {object} propertySet - Dictionary of DriverProperty instances