diff --git a/struts2-jquery-plugin/src/main/resources/template/js/struts2/jquery.ui.struts2.js b/struts2-jquery-plugin/src/main/resources/template/js/struts2/jquery.ui.struts2.js
index 855c3f698..1f4415f68 100644
--- a/struts2-jquery-plugin/src/main/resources/template/js/struts2/jquery.ui.struts2.js
+++ b/struts2-jquery-plugin/src/main/resources/template/js/struts2/jquery.ui.struts2.js
@@ -873,6 +873,7 @@
                     "js/base/position" + self.minSuffix + ".js",
                     "js/base/menu" + self.minSuffix + ".js",
                     "js/base/unique-id" + self.minSuffix + ".js",
+                    "js/base/tooltip" + self.minSuffix + ".js",
                     "js/base/autocomplete" + self.minSuffix + ".js"
                 ]);
             }