diff --git a/prototype.go b/prototype.go
index cb0a15a..abb89a2 100644
--- a/prototype.go
+++ b/prototype.go
@@ -7,9 +7,6 @@ type RequestBuilder interface {
 	Header(Header) ErrorResponse
 	Body(body io.ReadCloser) ErrorResponse
 	Values(values Values) ErrorResponse
-	AllowedError() ErrorResponse
-	ReadError() ErrorResponse
-	ParseError() ErrorResponse
 }
 
 type PrototypeRequestBuilder interface {