diff --git a/clientapi/routing/routing.go b/clientapi/routing/routing.go
index 8e8826924..91a1588cb 100644
--- a/clientapi/routing/routing.go
+++ b/clientapi/routing/routing.go
@@ -68,15 +68,13 @@ func Setup(
 			return util.JSONResponse{
 				Code: http.StatusOK,
 				JSON: struct {
-					Versions         []string        `json:"versions"`
-					UnstableFeatures map[string]bool `json:"unstable_features"`
+					Versions []string `json:"versions"`
 				}{[]string{
 					"r0.0.1",
 					"r0.1.0",
 					"r0.2.0",
 					"r0.3.0",
-				}, map[string]bool{},
-				},
+				}},
 			}
 		}),
 	).Methods(http.MethodGet, http.MethodOptions)