diff --git a/app/matrix/lib/matrix-ng.libsonnet b/app/matrix/lib/matrix-ng.libsonnet
index eb1a025..7dfc8ef 100644
--- a/app/matrix/lib/matrix-ng.libsonnet
+++ b/app/matrix/lib/matrix-ng.libsonnet
@@ -62,7 +62,7 @@
         storageClassName: "waw-hdd-redundant-3",
 
         images: {
-            synapse: "matrixdotorg/synapse:v1.25.0",
+            synapse: "matrixdotorg/synapse:v1.35.1",
             riot: "vectorim/riot-web:v1.7.18",
             casProxy: "registry.k0.hswaw.net/q3k/oauth2-cas-proxy:0.1.4",
             appserviceIRC: "matrixdotorg/matrix-appservice-irc:release-0.26.0",