diff --git a/utils/captcha/captcha.go b/utils/captcha/captcha.go
index 16d85c37..133a2fe2 100644
--- a/utils/captcha/captcha.go
+++ b/utils/captcha/captcha.go
@@ -248,7 +248,7 @@ func NewWithFilter(urlPrefix string, store cache.Cache) *Captcha {
 	cpt := NewCaptcha(urlPrefix, store)
 
 	// create filter for serve captcha image
-	beego.InsertFilter(cpt.URLPrefix+":", beego.BeforeRouter, cpt.Handler)
+	beego.InsertFilter(cpt.URLPrefix+"*", beego.BeforeRouter, cpt.Handler)
 
 	// add to template func map
 	beego.AddFuncMap("create_captcha", cpt.CreateCaptchaHtml)