diff --git a/swarm/api/http/server.go b/swarm/api/http/server.go
index a616966780..ae113750ff 100644
--- a/swarm/api/http/server.go
+++ b/swarm/api/http/server.go
@@ -82,6 +82,7 @@ func StartHttpServer(api *api.Api, server *Server) {
 		AllowedOrigins: allowedOrigins,
 		AllowedMethods: []string{"POST", "GET", "DELETE", "PATCH", "PUT"},
 		MaxAge:         600,
+		AllowedHeaders: []string{"*"},
 	})
 	hdlr := c.Handler(serveMux)