diff --git a/hub/route/proxies.go b/hub/route/proxies.go
index 404d1a32..3da30a24 100644
--- a/hub/route/proxies.go
+++ b/hub/route/proxies.go
@@ -59,7 +59,7 @@ func findProxyByName(next http.Handler) http.Handler {
 
 func getProxies(w http.ResponseWriter, r *http.Request) {
 	proxies := T.Instance().Proxies()
-	render.JSON(w, r, map[string]map[string]C.Proxy{
+	render.JSON(w, r, render.M{
 		"proxies": proxies,
 	})
 }
@@ -129,7 +129,7 @@ func getProxyDelay(w http.ResponseWriter, r *http.Request) {
 			render.Status(r, http.StatusServiceUnavailable)
 			render.JSON(w, r, newError("An error occurred in the delay test"))
 		} else {
-			render.JSON(w, r, map[string]int16{
+			render.JSON(w, r, render.M{
 				"delay": t,
 			})
 		}
diff --git a/hub/route/rules.go b/hub/route/rules.go
index b8cd3aeb..6a223ab5 100644
--- a/hub/route/rules.go
+++ b/hub/route/rules.go
@@ -24,7 +24,7 @@ type Rule struct {
 func getRules(w http.ResponseWriter, r *http.Request) {
 	rawRules := T.Instance().Rules()
 
-	var rules []Rule
+	rules := []Rule{}
 	for _, rule := range rawRules {
 		rules = append(rules, Rule{
 			Type:    rule.RuleType().String(),
@@ -33,7 +33,7 @@ func getRules(w http.ResponseWriter, r *http.Request) {
 		})
 	}
 
-	render.JSON(w, r, map[string][]Rule{
+	render.JSON(w, r, render.M{
 		"rules": rules,
 	})
 }