diff --git a/modules/monitoring.nix b/modules/monitoring.nix
index 172dc1f..b14a3e2 100644
--- a/modules/monitoring.nix
+++ b/modules/monitoring.nix
@@ -51,7 +51,7 @@ with pkgs;
   services.prometheus = {
     enable = true;
     port = 9001;
-    retentionTime = "1y";
+    retentionTime = "10y";
     exporters = {
       node = {
         enable = true;