diff --git a/angular.json b/angular.json
index 88cc73e90..bcda2ac25 100644
--- a/angular.json
+++ b/angular.json
@@ -67,6 +67,9 @@
             "outputMode": "server",
             "ssr": {
               "entry": "src/server.ts"
+            },
+            "security": {
+              "allowedHosts": ["localhost", "127.0.0.1"]
             }
           },
           "configurations": {