diff --git a/api.go b/api.go
index 8b6d0280e7..ecc9fc47a9 100644
--- a/api.go
+++ b/api.go
@@ -484,7 +484,6 @@ func postImagesInsert(srv *Server, version float64, w http.ResponseWriter, r *ht
 }
 
 func postImagesPush(srv *Server, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
-	authConfig := &auth.AuthConfig{}
 	metaHeaders := map[string][]string{}
 	for k, v := range r.Header {
 		if strings.HasPrefix(k, "X-Meta-") {