diff --git a/access_error.go b/access_error.go
index f41657388..59cc28300 100644
--- a/access_error.go
+++ b/access_error.go
@@ -27,7 +27,7 @@ func (c *Fosite) WriteAccessError(rw http.ResponseWriter, _ AccessRequester, err
 func writeJsonError(rw http.ResponseWriter, err error) {
 	rw.Header().Set("Content-Type", "application/json;charset=UTF-8")
 
-	rfcerr := errorToRFC6749Error(err)
+	rfcerr := ErrorToRFC6749Error(err)
 	js, err := json.Marshal(err)
 	if err != nil {
 		http.Error(rw, fmt.Sprintf(`{"error": "%s"}`, err.Error()), http.StatusInternalServerError)
diff --git a/authorize_error.go b/authorize_error.go
index ece1648aa..eaa41d480 100644
--- a/authorize_error.go
+++ b/authorize_error.go
@@ -21,7 +21,7 @@ import (
 )
 
 func (c *Fosite) WriteAuthorizeError(rw http.ResponseWriter, ar AuthorizeRequester, err error) {
-	rfcerr := errorToRFC6749Error(err)
+	rfcerr := ErrorToRFC6749Error(err)
 	if !ar.IsRedirectURIValid() {
 		js, err := json.MarshalIndent(rfcerr, "", "\t")
 		if err != nil {
diff --git a/errors.go b/errors.go
index 358854783..bc0a6764e 100644
--- a/errors.go
+++ b/errors.go
@@ -177,7 +177,7 @@ const (
 	errRevokationClientMismatchName = "revokation_client_mismatch"
 )
 
-func errorToRFC6749Error(err error) *RFC6749Error {
+func ErrorToRFC6749Error(err error) *RFC6749Error {
 	if e, ok := err.(*RFC6749Error); ok {
 		return e
 	} else if e, ok := errors.Cause(err).(*RFC6749Error); ok {