diff --git a/app/matrix/matrix.0x3c.pl.jsonnet b/app/matrix/matrix.0x3c.pl.jsonnet
index 2a9fb9a4..238170fb 100644
--- a/app/matrix/matrix.0x3c.pl.jsonnet
+++ b/app/matrix/matrix.0x3c.pl.jsonnet
@@ -35,6 +35,17 @@ matrix {
         },
     },
 
+    postgres3+: {
+        cfg+:: {
+            storageSize: "200Gi"
+        },
+        volumeClaim+: {
+            metadata+: {
+                name: "waw3-postgres-2",
+            },
+        },
+    },
+
     appservices: {
         "telegram-prod": telegram.AppServiceTelegram("prod") {
             cfg+: {