diff --git a/config.sample.json b/config.sample.json
index 6d9ebe034d..ade112e873 100644
--- a/config.sample.json
+++ b/config.sample.json
@@ -48,5 +48,8 @@
     },
     "enable_presence_by_hs_url": {
         "https://matrix.org": false
+    },
+    "settingDefaults": {
+        "breadcrumbs": true
     }
 }