diff --git a/captcha.go b/captcha.go
index 70c0636..c56a841 100644
--- a/captcha.go
+++ b/captcha.go
@@ -7,7 +7,7 @@ import (
 )
 
 type Captcha interface {
-	Middleware(container *do.Injector) func(next http.Handler) http.Handler
+	HttpMiddleware(container *do.Injector) func(next http.Handler) http.Handler
 	Verify(id, answer string, clear bool) bool
 	Generate(captchaUuid string) (id, answer string)
 }