diff --git a/app/matrix/lib/matrix-ng.libsonnet b/app/matrix/lib/matrix-ng.libsonnet
index 5149539..1fc07e7 100644
--- a/app/matrix/lib/matrix-ng.libsonnet
+++ b/app/matrix/lib/matrix-ng.libsonnet
@@ -108,7 +108,7 @@
         storageClassName: "waw-hdd-redundant-3",
 
         images: {
-            synapse: "matrixdotorg/synapse:v1.37.1",
+            synapse: "matrixdotorg/synapse:v1.42.0",
             riot: "vectorim/element-web:v1.8.5",
             casProxy: "registry.k0.hswaw.net/q3k/oauth2-cas-proxy:0.1.4",
             appserviceIRC: "matrixdotorg/matrix-appservice-irc:release-v0.29.0",
diff --git a/app/matrix/lib/synapse/homeserver-ng.yaml b/app/matrix/lib/synapse/homeserver-ng.yaml
index f4fb22e..7d0a98a 100644
--- a/app/matrix/lib/synapse/homeserver-ng.yaml
+++ b/app/matrix/lib/synapse/homeserver-ng.yaml
@@ -126,3 +126,7 @@
    enabled: false
 
 enable_media_repo: False
+
+# Allow federated public rooms browsing
+allow_public_rooms_without_auth: true
+allow_public_rooms_over_federation: true