diff --git a/cluster/kube/k0.libsonnet b/cluster/kube/k0.libsonnet
index 4f25887..44f83d0 100644
--- a/cluster/kube/k0.libsonnet
+++ b/cluster/kube/k0.libsonnet
@@ -65,7 +65,7 @@
                     topology: [
                         { name: "bc01n01", node: "bc01n01.hswaw.net" },
                         { name: "bc01n02", node: "bc01n02.hswaw.net" },
-                        { name: "bc01n03", node: "bc01n03.hswaw.net" },
+                        { name: "dcr01s22", node: "dcr01s22.hswaw.net" },
                     ],
                     // Host path on SSD.
                     hostPath: "/var/db/crdb-waw1",
diff --git a/cluster/kube/lib/cockroachdb.libsonnet b/cluster/kube/lib/cockroachdb.libsonnet
index 8ebad52..9f206f0 100644
--- a/cluster/kube/lib/cockroachdb.libsonnet
+++ b/cluster/kube/lib/cockroachdb.libsonnet
@@ -42,7 +42,7 @@
         local cluster = self,
 
         cfg:: {
-            image: "cockroachdb/cockroach:v19.1.0",
+            image: "cockroachdb/cockroach:v20.2.4",
 
             # Must be unique per cluster.
             portServe: 26257,