diff --git a/element.io/nightly/config.json b/element.io/nightly/config.json
index c9d3505..bc0c702 100644
--- a/element.io/nightly/config.json
+++ b/element.io/nightly/config.json
@@ -53,6 +53,9 @@
         "feature_video_rooms": true,
         "feature_element_call_video_rooms": true
     },
+    "setting_defaults": {
+        "RustCrypto.staged_rollout_percent": 100
+    },
     "element_call": {
         "url": "https://call.element.dev"
     },
diff --git a/element.io/release/config.json b/element.io/release/config.json
index 3b7ffb5..54cd374 100644
--- a/element.io/release/config.json
+++ b/element.io/release/config.json
@@ -44,5 +44,8 @@
         "api_host": "https://posthog.element.io"
     },
     "privacy_policy_url": "https://element.io/cookie-policy",
-    "map_style_url": "https://api.maptiler.com/maps/streets/style.json?key=fU3vlMsMn4Jb6dnEIFsx"
+    "map_style_url": "https://api.maptiler.com/maps/streets/style.json?key=fU3vlMsMn4Jb6dnEIFsx",
+    "setting_defaults": {
+        "RustCrypto.staged_rollout_percent": 10
+    }
 }