diff --git a/m/hut/monitoring.nix b/m/hut/monitoring.nix
index ee4983a..e6d4432 100644
--- a/m/hut/monitoring.nix
+++ b/m/hut/monitoring.nix
@@ -46,7 +46,7 @@
   services.prometheus = {
     enable = true;
     port = 9001;
-    retentionTime = "1y";
+    retentionTime = "5y";
     listenAddress = "127.0.0.1";
   };